diff --git a/cobalt/browser/user_agent_platform_info.cc b/cobalt/browser/user_agent_platform_info.cc
index 294ba1bce032..2897ddaf3a75 100644
--- a/cobalt/browser/user_agent_platform_info.cc
+++ b/cobalt/browser/user_agent_platform_info.cc
@@ -123,9 +123,7 @@ const DeviceTypeName kDeviceTypeStrings[] = {
     {kSbSystemDeviceTypeTV, "TV"},
     {kSbSystemDeviceTypeAndroidTV, "ATV"},
     {kSbSystemDeviceTypeDesktopPC, "DESKTOP"},
-#if SB_API_VERSION >= 14
     {kSbSystemDeviceTypeVideoProjector, "PROJECTOR"},
-#endif  // SB_API_VERSION >= 14
     {kSbSystemDeviceTypeUnknown, "UNKNOWN"}};
 
 std::string CreateDeviceTypeString(SbSystemDeviceType device_type) {
diff --git a/cobalt/h5vcc/h5vcc_storage.cc b/cobalt/h5vcc/h5vcc_storage.cc
index fdd660e0ff67..9b6c095b8845 100644
--- a/cobalt/h5vcc/h5vcc_storage.cc
+++ b/cobalt/h5vcc/h5vcc_storage.cc
@@ -271,9 +271,7 @@ H5vccStorageSetQuotaResponse H5vccStorage::SetQuota(
                      quota.cache_api() + quota.service_worker_js();
 
   uint32_t max_quota_size = 24 * 1024 * 1024;
-#if SB_API_VERSION >= 14
   max_quota_size = kSbMaxSystemPathCacheDirectorySize;
-#endif
   // Assume the non-http-cache memory in kSbSystemPathCacheDirectory
   // is less than 1 mb and subtract this from the max_quota_size.
   max_quota_size -= (1 << 20);
@@ -359,9 +357,7 @@ H5vccStorageResourceTypeQuotaBytesDictionary H5vccStorage::GetQuota() {
       network::disk_cache::kServiceWorkerScript));
 
   uint32_t max_quota_size = 24 * 1024 * 1024;
-#if SB_API_VERSION >= 14
   max_quota_size = kSbMaxSystemPathCacheDirectorySize;
-#endif
   // Assume the non-http-cache memory in kSbSystemPathCacheDirectory
   // is less than 1 mb and subtract this from the max_quota_size.
   max_quota_size -= (1 << 20);
diff --git a/cobalt/h5vcc/h5vcc_system.cc b/cobalt/h5vcc/h5vcc_system.cc
index 8e194d6b0dd0..bd4cd342ee16 100644
--- a/cobalt/h5vcc/h5vcc_system.cc
+++ b/cobalt/h5vcc/h5vcc_system.cc
@@ -85,45 +85,23 @@ std::string H5vccSystem::platform() const {
 std::string H5vccSystem::advertising_id() const {
   std::string result;
   char property[kSystemPropertyMaxLength] = {0};
-#if SB_API_VERSION >= 14
   if (!SbSystemGetProperty(kSbSystemPropertyAdvertisingId, property,
                            SB_ARRAY_SIZE_INT(property))) {
     DLOG(INFO) << "Failed to get kSbSystemPropertyAdvertisingId.";
   } else {
     result = property;
   }
-#else
-  if (ifa_extension_ && ifa_extension_->version >= 1) {
-    if (!ifa_extension_->GetAdvertisingId(property,
-                                          SB_ARRAY_SIZE_INT(property))) {
-      DLOG(FATAL) << "Failed to get AdvertisingId from IFA extension.";
-    } else {
-      result = property;
-    }
-  }
-#endif
   return result;
 }
 bool H5vccSystem::limit_ad_tracking() const {
   bool result = false;
   char property[kSystemPropertyMaxLength] = {0};
-#if SB_API_VERSION >= 14
   if (!SbSystemGetProperty(kSbSystemPropertyLimitAdTracking, property,
                            SB_ARRAY_SIZE_INT(property))) {
     DLOG(INFO) << "Failed to get kSbSystemPropertyAdvertisingId.";
   } else {
     result = std::atoi(property);
   }
-#else
-  if (ifa_extension_ && ifa_extension_->version >= 1) {
-    if (!ifa_extension_->GetLimitAdTracking(property,
-                                            SB_ARRAY_SIZE_INT(property))) {
-      DLOG(FATAL) << "Failed to get LimitAdTracking from IFA extension.";
-    } else {
-      result = std::atoi(property);
-    }
-  }
-#endif
   return result;
 }
 
diff --git a/cobalt/media/decoder_buffer_allocator.cc b/cobalt/media/decoder_buffer_allocator.cc
index 2a209586dbe6..6c91b45a3592 100644
--- a/cobalt/media/decoder_buffer_allocator.cc
+++ b/cobalt/media/decoder_buffer_allocator.cc
@@ -129,24 +129,14 @@ int DecoderBufferAllocator::GetAudioBufferBudget() const {
 
 int DecoderBufferAllocator::GetBufferAlignment() const {
 #if SB_API_VERSION < 16
-#if SB_API_VERSION >= 14
   return SbMediaGetBufferAlignment();
-#else   // SB_API_VERSION >= 14
-  return std::max(SbMediaGetBufferAlignment(kSbMediaTypeAudio),
-                  SbMediaGetBufferAlignment(kSbMediaTypeVideo));
-#endif  // SB_API_VERSION >= 14
 #else
   return sizeof(void*);
 #endif  // SB_API_VERSION < 16
 }
 
 int DecoderBufferAllocator::GetBufferPadding() const {
-#if SB_API_VERSION >= 14
   return SbMediaGetBufferPadding();
-#else   // SB_API_VERSION >= 14
-  return std::max(SbMediaGetBufferPadding(kSbMediaTypeAudio),
-                  SbMediaGetBufferPadding(kSbMediaTypeVideo));
-#endif  // SB_API_VERSION >= 14
 }
 
 base::TimeDelta
diff --git a/cobalt/network/url_request_context.cc b/cobalt/network/url_request_context.cc
index bab31604648b..16ee6d8c81b7 100644
--- a/cobalt/network/url_request_context.cc
+++ b/cobalt/network/url_request_context.cc
@@ -244,10 +244,7 @@ URLRequestContext::URLRequestContext(
   } else {
     using_http_cache_ = true;
 
-    int max_cache_bytes = 24 * 1024 * 1024;
-#if SB_API_VERSION >= 14
-    max_cache_bytes = kSbMaxSystemPathCacheDirectorySize;
-#endif
+    int max_cache_bytes = kSbMaxSystemPathCacheDirectorySize;
     // Assume the non-http-cache memory in kSbSystemPathCacheDirectory
     // is less than 1 mb and subtract this from the max_cache_bytes.
     max_cache_bytes -= (1 << 20);
diff --git a/cobalt/renderer/rasterizer/skia/hardware_resource_provider.cc b/cobalt/renderer/rasterizer/skia/hardware_resource_provider.cc
index fcc33f070a42..d80b8bd4e987 100644
--- a/cobalt/renderer/rasterizer/skia/hardware_resource_provider.cc
+++ b/cobalt/renderer/rasterizer/skia/hardware_resource_provider.cc
@@ -207,9 +207,7 @@ uint32_t DecodeTargetFormatToGLFormat(
       }
     } break;
     case kSbDecodeTargetFormat3Plane10BitYUVI420:
-#if SB_API_VERSION >= 14
     case kSbDecodeTargetFormat3Plane10BitYUVI420Compact:
-#endif  // SB_API_VERSION >= 14
     case kSbDecodeTargetFormat3PlaneYUVI420: {
       DCHECK_LT(plane, 3);
 #if defined(GL_RED_EXT)
@@ -238,11 +236,9 @@ DecodeTargetFormatToRenderTreeMultiPlaneFormat(SbDecodeTargetFormat format) {
     case kSbDecodeTargetFormat3Plane10BitYUVI420: {
       return render_tree::kMultiPlaneImageFormatYUV3Plane10BitBT2020;
     } break;
-#if SB_API_VERSION >= 14
     case kSbDecodeTargetFormat3Plane10BitYUVI420Compact: {
       return render_tree::kMultiPlaneImageFormatYUV3Plane10BitCompactedBT2020;
     }
-#endif  // SB_API_VERSION >= 14
     default: {
       NOTREACHED();
     }
diff --git a/cobalt/updater/updater_module.cc b/cobalt/updater/updater_module.cc
index 5fc41d32f72d..9d9af66009c5 100644
--- a/cobalt/updater/updater_module.cc
+++ b/cobalt/updater/updater_module.cc
@@ -69,21 +69,12 @@ ComponentStateToCobaltExtensionUpdaterNotificationState(
       return kCobaltExtensionUpdaterNotificationStateDownloaded;
     case ComponentState::kUpdating:
       return kCobaltExtensionUpdaterNotificationStateInstalling;
-#if SB_API_VERSION > 13
     case ComponentState::kUpdated:
       return kCobaltExtensionUpdaterNotificationStateUpdated;
     case ComponentState::kUpToDate:
       return kCobaltExtensionUpdaterNotificationStateUpToDate;
     case ComponentState::kUpdateError:
       return kCobaltExtensionUpdaterNotificationStateUpdateFailed;
-#else
-    case ComponentState::kUpdated:
-      return kCobaltExtensionUpdaterNotificationStatekUpdated;
-    case ComponentState::kUpToDate:
-      return kCobaltExtensionUpdaterNotificationStatekUpToDate;
-    case ComponentState::kUpdateError:
-      return kCobaltExtensionUpdaterNotificationStatekUpdateFailed;
-#endif
     default:
       return kCobaltExtensionUpdaterNotificationStateNone;
   }
diff --git a/media/base/starboard_utils.cc b/media/base/starboard_utils.cc
index c175785577ea..4e3156fabb39 100644
--- a/media/base/starboard_utils.cc
+++ b/media/base/starboard_utils.cc
@@ -83,14 +83,12 @@ SbMediaAudioCodec MediaAudioCodecToSbMediaAudioCodec(AudioCodec codec) {
       return kSbMediaAudioCodecVorbis;
     case AudioCodec::kOpus:
       return kSbMediaAudioCodecOpus;
-#if SB_API_VERSION >= 14
     case AudioCodec::kMP3:
       return kSbMediaAudioCodecMp3;
     case AudioCodec::kFLAC:
       return kSbMediaAudioCodecFlac;
     case AudioCodec::kPCM:
       return kSbMediaAudioCodecPcm;
-#endif  // SB_API_VERSION >= 14
 #if SB_API_VERSION >= 15
     case AudioCodec::kIAMF:
      return kSbMediaAudioCodecIamf;
@@ -308,9 +306,7 @@ ENUM_EQ(kSbMediaMatrixIdBt2020ConstantLuminance,
         VideoColorSpace::MatrixID::BT2020_CL);
 ENUM_EQ(kSbMediaMatrixIdYDzDx, VideoColorSpace::MatrixID::YDZDX);
 
-#if SB_API_VERSION >= 14
 ENUM_EQ(kSbMediaMatrixIdInvalid, VideoColorSpace::MatrixID::INVALID);
-#endif  // SB_API_VERSION >= 14
 
 // Ensure RangeId enums convert correctly.
 ENUM_EQ(kSbMediaRangeIdUnspecified, gfx::ColorSpace::RangeID::INVALID);
@@ -381,12 +377,6 @@ SbMediaColorMetadata MediaToSbMediaColorMetadata(
   sb_media_color_metadata.matrix =
       static_cast<SbMediaMatrixId>(color_space.matrix);
 
-#if SB_API_VERSION < 14
-  if (color_space.matrix == VideoColorSpace::MatrixID::INVALID) {
-    sb_media_color_metadata.matrix = kSbMediaMatrixIdUnknown;
-  }
-#endif  // SB_API_VERSION < 14
-
   sb_media_color_metadata.range =
       static_cast<SbMediaRangeId>(color_space.range);
   // TODO(b/230915942): Revisit to see if we have to support custom primary id.
diff --git a/starboard/android/shared/BUILD.gn b/starboard/android/shared/BUILD.gn
index e94f42affa52..e4cb075526ea 100644
--- a/starboard/android/shared/BUILD.gn
+++ b/starboard/android/shared/BUILD.gn
@@ -398,7 +398,6 @@ static_library("starboard_platform") {
     "speech_synthesis_internal.cc",
     "speech_synthesis_is_supported.cc",
     "speech_synthesis_speak.cc",
-    "system_get_connection_type.cc",
     "system_get_device_type.cc",
     "system_get_extensions.cc",
     "system_get_locale_id.cc",
diff --git a/starboard/android/shared/configuration_constants.cc b/starboard/android/shared/configuration_constants.cc
index 0691cff41d12..4e5d36e34063 100644
--- a/starboard/android/shared/configuration_constants.cc
+++ b/starboard/android/shared/configuration_constants.cc
@@ -133,10 +133,8 @@ const int kSbPreferredRgbaByteOrder = SB_PREFERRED_RGBA_BYTE_ORDER_RGBA;
 const uint32_t kSbUserMaxSignedIn = 1;
 #endif  // SB_API_VERSION < 16
 
-#if SB_API_VERSION >= 14
 // The maximum size the cache directory is allowed to use in bytes.
 const uint32_t kSbMaxSystemPathCacheDirectorySize = 24 << 20;  // 24MiB
-#endif
 
 #if SB_API_VERSION >= 16
 // Whether this platform can map executable memory. This is required for
diff --git a/starboard/android/shared/system_get_connection_type.cc b/starboard/android/shared/system_get_connection_type.cc
deleted file mode 100644
index 7b3d2bf55d42..000000000000
--- a/starboard/android/shared/system_get_connection_type.cc
+++ /dev/null
@@ -1,36 +0,0 @@
-// Copyright 2016 The Cobalt Authors. All Rights Reserved.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-#include "starboard/system.h"
-
-#if SB_API_VERSION < 14
-
-#include "starboard/android/shared/jni_env_ext.h"
-#include "starboard/common/log.h"
-
-using starboard::android::shared::JniEnvExt;
-
-SbSystemConnectionType SbSystemGetConnectionType() {
-  JniEnvExt* env = JniEnvExt::Get();
-  jboolean isWireless =
-      env->CallStarboardBooleanMethodOrAbort("isCurrentNetworkWireless", "()Z");
-
-  if (isWireless) {
-    return kSbSystemConnectionTypeWireless;
-  } else {
-    return kSbSystemConnectionTypeWired;
-  }
-}
-
-#endif  // SB_API_VERSION < 14
diff --git a/starboard/android/shared/system_get_path.cc b/starboard/android/shared/system_get_path.cc
index 22d64edb4411..139318d0c7f2 100644
--- a/starboard/android/shared/system_get_path.cc
+++ b/starboard/android/shared/system_get_path.cc
@@ -135,13 +135,6 @@ bool SbSystemGetPath(SbSystemPathId path_id, char* out_path, int path_size) {
       break;
     }
 
-#if SB_API_VERSION < 14
-    case kSbSystemPathTestOutputDirectory: {
-      return SbSystemGetPath(kSbSystemPathDebugOutputDirectory, out_path,
-                             path_size);
-    }
-#endif
-
     // We return the library directory as the "executable" since:
     // a) Unlike the .so itself, it has a valid timestamp of the app install.
     // b) Its parent directory is still a directory within our app package.
diff --git a/starboard/android/shared/system_get_property.cc b/starboard/android/shared/system_get_property.cc
index ea41eb10b1be..3f14106b8362 100644
--- a/starboard/android/shared/system_get_property.cc
+++ b/starboard/android/shared/system_get_property.cc
@@ -145,7 +145,6 @@ bool SbSystemGetProperty(SbSystemPropertyId property_id,
           CopyStringAndTestIfSuccess(out_value, value_length, utf_str.c_str());
       return success;
     }
-#if SB_API_VERSION >= 14
     case kSbSystemPropertyAdvertisingId: {
       JniEnvExt* env = JniEnvExt::Get();
       ScopedLocalJavaRef<jstring> id_string(
@@ -162,7 +161,6 @@ bool SbSystemGetProperty(SbSystemPropertyId property_id,
       return CopyStringAndTestIfSuccess(out_value, value_length,
                                         limit_ad_tracking_enabled ? "1" : "0");
     }
-#endif
 #if SB_API_VERSION >= 15
     case kSbSystemPropertyDeviceType:
       return CopyStringAndTestIfSuccess(out_value, value_length,
diff --git a/starboard/common/media.cc b/starboard/common/media.cc
index acf261dc6ced..94a67f927598 100644
--- a/starboard/common/media.cc
+++ b/starboard/common/media.cc
@@ -605,14 +605,12 @@ const char* GetMediaAudioCodecName(SbMediaAudioCodec codec) {
       return "opus";
     case kSbMediaAudioCodecVorbis:
       return "vorbis";
-#if SB_API_VERSION >= 14
     case kSbMediaAudioCodecMp3:
       return "mp3";
     case kSbMediaAudioCodecFlac:
       return "flac";
     case kSbMediaAudioCodecPcm:
       return "pcm";
-#endif  // SB_API_VERSION >= 14
 #if SB_API_VERSION >= 15
     case kSbMediaAudioCodecIamf:
       return "iamf";
@@ -804,13 +802,8 @@ const char* GetMediaMatrixIdName(SbMediaMatrixId matrix_id) {
       return "Bt2020ConstantLuminance";
     case kSbMediaMatrixIdYDzDx:
       return "YDzDx";
-#if SB_API_VERSION >= 14
     case kSbMediaMatrixIdInvalid:
       return "Invalid";
-#else   // SB_API_VERSION >= 14
-    case kSbMediaMatrixIdUnknown:
-      return "Unknown";
-#endif  // SB_API_VERSION >= 14
   }
   SB_NOTREACHED();
   return "Invalid";
diff --git a/starboard/configuration.h b/starboard/configuration.h
index 736ae904c0e7..9ee67356a65a 100644
--- a/starboard/configuration.h
+++ b/starboard/configuration.h
@@ -35,7 +35,7 @@
 
 // The minimum API version allowed by this version of the Starboard headers,
 // inclusive.
-#define SB_MINIMUM_API_VERSION 13
+#define SB_MINIMUM_API_VERSION 14
 
 // The maximum API version allowed by this version of the Starboard headers,
 // inclusive. The API version is not stable and is open for changes.
diff --git a/starboard/configuration_constants.h b/starboard/configuration_constants.h
index 061208a18a55..8e0fa9922d3f 100644
--- a/starboard/configuration_constants.h
+++ b/starboard/configuration_constants.h
@@ -148,10 +148,8 @@ SB_EXPORT extern const char* kSbPathSepString;
 SB_EXPORT extern const uint32_t kSbUserMaxSignedIn;
 #endif  // SB_API_VERSION < 16
 
-#if SB_API_VERSION >= 14
 // The maximum size the cache directory is allowed to use in bytes.
 SB_EXPORT extern const uint32_t kSbMaxSystemPathCacheDirectorySize;
-#endif
 
 #if SB_API_VERSION >= 16
 // Whether this platform can map executable memory. This is required for
diff --git a/starboard/decode_target.h b/starboard/decode_target.h
index c120646a7434..c5082673e3f8 100644
--- a/starboard/decode_target.h
+++ b/starboard/decode_target.h
@@ -96,12 +96,10 @@ typedef enum SbDecodeTargetFormat {
   // order. Each pixel is stored in 16 bits.
   kSbDecodeTargetFormat3Plane10BitYUVI420,
 
-#if SB_API_VERSION >= 14
   // A decoder target format consisting of 10bit Y, U, and V planes, in that
   // order. The plane data is stored in a compact format. Every three 10-bit
   // pixels are packed into 32 bits.
   kSbDecodeTargetFormat3Plane10BitYUVI420Compact,
-#endif  // SB_API_VERSION >= 14
 
   // A decoder target format consisting of a single plane with pixels laid out
   // in the format UYVY. Since there are two Y values per sample, but only one
@@ -285,9 +283,7 @@ static inline int SbDecodeTargetNumberOfPlanesForFormat(
     case kSbDecodeTargetFormat2PlaneYUVNV12:
       return 2;
     case kSbDecodeTargetFormat3Plane10BitYUVI420:
-#if SB_API_VERSION >= 14
     case kSbDecodeTargetFormat3Plane10BitYUVI420Compact:
-#endif  // SB_API_VERSION >= 14
     case kSbDecodeTargetFormat3PlaneYUVI420:
       return 3;
     default:
diff --git a/starboard/elf_loader/exported_symbols.cc b/starboard/elf_loader/exported_symbols.cc
index 929961058887..584fbe7d4cd6 100644
--- a/starboard/elf_loader/exported_symbols.cc
+++ b/starboard/elf_loader/exported_symbols.cc
@@ -102,9 +102,7 @@ ExportedSymbols::ExportedSymbols() {
   REGISTER_SYMBOL(kSbHasMediaWebmVp9Support);
   REGISTER_SYMBOL(kSbHasThreadPrioritySupport);
   REGISTER_SYMBOL(kSbMallocAlignment);
-#if SB_API_VERSION >= 14
   REGISTER_SYMBOL(kSbMaxSystemPathCacheDirectorySize);
-#endif  // SB_API_VERSION >= 14
   REGISTER_SYMBOL(kSbMaxThreadLocalKeys);
   REGISTER_SYMBOL(kSbMaxThreadNameLength);
   REGISTER_SYMBOL(kSbMaxThreads);
@@ -357,9 +355,6 @@ ExportedSymbols::ExportedSymbols() {
 #endif  // SB_API_VERSION < 16
   REGISTER_SYMBOL(SbSystemBreakIntoDebugger);
   REGISTER_SYMBOL(SbSystemClearLastError);
-#if SB_API_VERSION < 14
-  REGISTER_SYMBOL(SbSystemGetConnectionType);
-#endif
 #if SB_API_VERSION < 15
   REGISTER_SYMBOL(SbSystemGetDeviceType);
 #endif
diff --git a/starboard/extension/updater_notification.h b/starboard/extension/updater_notification.h
index 8d9521fafca9..737052ca6717 100644
--- a/starboard/extension/updater_notification.h
+++ b/starboard/extension/updater_notification.h
@@ -31,15 +31,10 @@ typedef enum CobaltExtensionUpdaterNotificationState {
   kCobaltExtensionUpdaterNotificationStateDownloading = 3,
   kCobaltExtensionUpdaterNotificationStateDownloaded = 4,
   kCobaltExtensionUpdaterNotificationStateInstalling = 5,
-#if SB_API_VERSION > 13
   kCobaltExtensionUpdaterNotificationStateUpdated = 6,
   kCobaltExtensionUpdaterNotificationStateUpToDate = 7,
   kCobaltExtensionUpdaterNotificationStateUpdateFailed = 8,
-#else
-  kCobaltExtensionUpdaterNotificationStatekUpdated = 6,
-  kCobaltExtensionUpdaterNotificationStatekUpToDate = 7,
-  kCobaltExtensionUpdaterNotificationStatekUpdateFailed = 8,
-#endif
+
 } CobaltExtensionUpdaterNotificationState;
 
 typedef struct CobaltExtensionUpdaterNotificationApi {
diff --git a/starboard/linux/shared/BUILD.gn b/starboard/linux/shared/BUILD.gn
index 1e9ea031e2b6..a5896b38ffb8 100644
--- a/starboard/linux/shared/BUILD.gn
+++ b/starboard/linux/shared/BUILD.gn
@@ -87,7 +87,6 @@ static_library("starboard_platform_sources") {
     "//starboard/linux/shared/routes.h",
     "//starboard/linux/shared/soft_mic_platform_service.cc",
     "//starboard/linux/shared/soft_mic_platform_service.h",
-    "//starboard/linux/shared/system_get_connection_type.cc",
     "//starboard/linux/shared/system_get_device_type.cc",
     "//starboard/linux/shared/system_get_extensions.cc",
     "//starboard/linux/shared/system_get_path.cc",
diff --git a/starboard/linux/shared/configuration_constants.cc b/starboard/linux/shared/configuration_constants.cc
index 341512540dad..cb9375421f31 100644
--- a/starboard/linux/shared/configuration_constants.cc
+++ b/starboard/linux/shared/configuration_constants.cc
@@ -132,10 +132,8 @@ const int kSbPreferredRgbaByteOrder = SB_PREFERRED_RGBA_BYTE_ORDER_RGBA;
 const uint32_t kSbUserMaxSignedIn = 1;
 #endif  // SB_API_VERSION < 16
 
-#if SB_API_VERSION >= 14
 // The maximum size the cache directory is allowed to use in bytes.
 const uint32_t kSbMaxSystemPathCacheDirectorySize = 24 << 20;  // 24MiB
-#endif
 
 #if SB_API_VERSION >= 16
 SB_EXPORT extern const bool kSbCanMapExecutableMemory = true;
diff --git a/starboard/linux/shared/media_is_audio_supported.cc b/starboard/linux/shared/media_is_audio_supported.cc
index d857bd5d43f5..c1b03d18d851 100644
--- a/starboard/linux/shared/media_is_audio_supported.cc
+++ b/starboard/linux/shared/media_is_audio_supported.cc
@@ -45,7 +45,6 @@ bool SbMediaIsAudioSupported(SbMediaAudioCodec audio_codec,
   if (audio_codec == kSbMediaAudioCodecVorbis) {
     return bitrate <= kSbMediaMaxAudioBitrateInBitsPerSecond;
   }
-#if SB_API_VERSION >= 14
   if (audio_codec == kSbMediaAudioCodecMp3) {
     return bitrate <= kSbMediaMaxAudioBitrateInBitsPerSecond;
   }
@@ -55,7 +54,6 @@ bool SbMediaIsAudioSupported(SbMediaAudioCodec audio_codec,
   if (audio_codec == kSbMediaAudioCodecFlac) {
     return bitrate <= kSbMediaMaxAudioBitrateInBitsPerSecond;
   }
-#endif  // SB_API_VERSION >= 14
 
   return false;
 }
diff --git a/starboard/linux/shared/system_get_connection_type.cc b/starboard/linux/shared/system_get_connection_type.cc
deleted file mode 100644
index 8042f3d60d0c..000000000000
--- a/starboard/linux/shared/system_get_connection_type.cc
+++ /dev/null
@@ -1,48 +0,0 @@
-// Copyright 2016 The Cobalt Authors. All Rights Reserved.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-#include "starboard/system.h"
-
-#if SB_API_VERSION < 14
-
-#include "starboard/linux/shared/routes.h"
-
-using starboard::shared::Routes;
-
-SbSystemConnectionType SbSystemGetConnectionType() {
-  Routes routes;
-
-  if (!routes.RequestDump()) {
-    return kSbSystemConnectionTypeUnknown;
-  }
-
-  // Find the top priority route and return if the corresponding route uses a
-  // wireless interface.
-  int priority = INT_MAX;
-  bool is_wireless = false;
-  while (auto route = routes.GetNextRoute()) {
-    if (Routes::IsDefaultRoute(*route)) {
-      if (route->priority < priority) {
-        priority = route->priority;
-        is_wireless = Routes::IsWirelessInterface(*route);
-      }
-    }
-  }
-  if (priority != INT_MAX)
-    return is_wireless ? kSbSystemConnectionTypeWireless
-                       : kSbSystemConnectionTypeWired;
-  return kSbSystemConnectionTypeUnknown;
-}
-
-#endif  // SB_API_VERSION < 14
diff --git a/starboard/linux/shared/system_get_extensions.cc b/starboard/linux/shared/system_get_extensions.cc
index ede9b7bc987f..454bf3abe3f8 100644
--- a/starboard/linux/shared/system_get_extensions.cc
+++ b/starboard/linux/shared/system_get_extensions.cc
@@ -87,11 +87,6 @@ const void* SbSystemGetExtension(const char* name) {
   if (strcmp(name, kStarboardExtensionTimeZoneName) == 0) {
     return starboard::shared::GetTimeZoneApi();
   }
-#if SB_API_VERSION < 14
-  if (strcmp(name, kStarboardExtensionIfaName) == 0) {
-    return starboard::shared::GetIfaApi();
-  }
-#endif  // SB_API_VERSION < 14
 #if SB_IS(EVERGREEN_COMPATIBLE)
   if (strcmp(name, kStarboardExtensionLoaderAppMetricsName) == 0) {
     return starboard::shared::starboard::GetLoaderAppMetricsApi();
diff --git a/starboard/linux/shared/system_get_path.cc b/starboard/linux/shared/system_get_path.cc
index 7231e872d124..4d0e125e28f5 100644
--- a/starboard/linux/shared/system_get_path.cc
+++ b/starboard/linux/shared/system_get_path.cc
@@ -243,12 +243,6 @@ bool SbSystemGetPath(SbSystemPathId path_id, char* out_path, int path_size) {
       mkdir(path.data(), 0700);
       break;
 
-#if SB_API_VERSION < 14
-    case kSbSystemPathTestOutputDirectory:
-      return SbSystemGetPath(kSbSystemPathDebugOutputDirectory, out_path,
-                             path_size);
-#endif  // #if SB_API_VERSION < 14
-
     case kSbSystemPathExecutableFile:
       return GetExecutablePath(out_path, path_size);
 
diff --git a/starboard/linux/x64x11/system_get_property_impl.cc b/starboard/linux/x64x11/system_get_property_impl.cc
index 18726c28617b..33c7decf2445 100644
--- a/starboard/linux/x64x11/system_get_property_impl.cc
+++ b/starboard/linux/x64x11/system_get_property_impl.cc
@@ -32,11 +32,18 @@ const char kModelName[] = "ModelName";
 const char kPlatformName[] = "X11; Linux x86_64";
 const char kSystemIntegratorName[] = "SystemIntegratorName";
 
-#if SB_API_VERSION >= 14
+#if SB_API_VERSION == 16
+const char kModelYear[] = "2025";
+#endif  // SB_API_VERSION == 16
+
+#if SB_API_VERSION == 15
+const char kModelYear[] = "2024";
+#endif  // SB_API_VERSION == 15
+
+#if SB_API_VERSION == 14
 const char kModelYear[] = "2023";
-#else
-const char kModelYear[] = "2022";
-#endif  // SB_API_VERSION
+#endif  // SB_API_VERSION == 14
+
 }  // namespace
 
 // Omit namespace linux due to symbol name conflict.
@@ -109,7 +116,6 @@ bool GetSystemProperty(SbSystemPropertyId property_id,
     case kSbSystemPropertySpeechApiKey:
     case kSbSystemPropertyUserAgentAuxField:
       return false;
-#if SB_API_VERSION >= 14
     // Implementation provided for testing purposes only
     case kSbSystemPropertyAdvertisingId:
       return CopyStringAndTestIfSuccess(
@@ -119,7 +125,6 @@ bool GetSystemProperty(SbSystemPropertyId property_id,
       return CopyStringAndTestIfSuccess(
           out_value, value_length,
           GetEnvironment("COBALT_LIMIT_AD_TRACKING").c_str());
-#endif
 #if SB_API_VERSION >= 15
     case kSbSystemPropertyDeviceType:
       return CopyStringAndTestIfSuccess(out_value, value_length,
diff --git a/starboard/media.h b/starboard/media.h
index ec827b9d788c..997da966e53c 100644
--- a/starboard/media.h
+++ b/starboard/media.h
@@ -62,11 +62,9 @@ typedef enum SbMediaAudioCodec {
   kSbMediaAudioCodecEac3,
   kSbMediaAudioCodecOpus,
   kSbMediaAudioCodecVorbis,
-#if SB_API_VERSION >= 14
   kSbMediaAudioCodecMp3,
   kSbMediaAudioCodecFlac,
   kSbMediaAudioCodecPcm,
-#endif  // SB_API_VERSION >= 14
 #if SB_API_VERSION >= 15
   kSbMediaAudioCodecIamf,
 #endif  // SB_API_VERSION >= 15
@@ -279,14 +277,8 @@ typedef enum SbMediaMatrixId {
   kSbMediaMatrixIdYDzDx = 11,
 
   kSbMediaMatrixIdLastStandardValue = kSbMediaMatrixIdYDzDx,
-#if SB_API_VERSION >= 14
   kSbMediaMatrixIdInvalid = 255,
   kSbMediaMatrixIdLast = kSbMediaMatrixIdInvalid,
-#else   // SB_API_VERSION >= 14
-  kSbMediaMatrixIdUnknown = 1000,
-  kSbMediaMatrixIdLast = kSbMediaMatrixIdUnknown,
-#endif  // SB_API_VERSION >= 14
-
 } SbMediaMatrixId;
 
 // This corresponds to the WebM Range enum which is part of WebM color data (see
@@ -704,12 +696,7 @@ typedef enum SbMediaBufferStorageType {
 // a larger value may increase the memory consumption of media buffers.
 //
 #if SB_API_VERSION < 16
-#if SB_API_VERSION >= 14
 SB_EXPORT int SbMediaGetBufferAlignment();
-#else   // SB_API_VERSION >= 14
-// |type|: the media type of the stream (audio or video).
-SB_EXPORT int SbMediaGetBufferAlignment(SbMediaType type);
-#endif  // SB_API_VERSION >= 14
 #endif  // SB_API_VERSION < 16
 
 // When the media stack needs more memory to store media buffers, it will
@@ -769,12 +756,7 @@ SB_EXPORT int SbMediaGetMaxBufferCapacity(SbMediaVideoCodec codec,
 // can be use optimally by specific instructions like SIMD. Set to 0 to remove
 // any padding.
 //
-#if SB_API_VERSION >= 14
 SB_EXPORT int SbMediaGetBufferPadding();
-#else   // SB_API_VERSION >= 14
-// |type|: the media type of the stream (audio or video).
-SB_EXPORT int SbMediaGetBufferPadding(SbMediaType type);
-#endif  // SB_API_VERSION >= 14
 
 // When either SbMediaGetInitialBufferCapacity or SbMediaGetBufferAllocationUnit
 // isn't zero, media buffers will be allocated using a memory pool. Set the
diff --git a/starboard/nplb/BUILD.gn b/starboard/nplb/BUILD.gn
index de846653d26b..b3724280f8b6 100644
--- a/starboard/nplb/BUILD.gn
+++ b/starboard/nplb/BUILD.gn
@@ -240,7 +240,6 @@ target(gtest_target_type, "nplb") {
     "string_format_wide_test.cc",
     "string_scan_test.cc",
     "system_clear_last_error_test.cc",
-    "system_get_connection_type_test.cc",
     "system_get_error_string_test.cc",
     "system_get_extension_test.cc",
     "system_get_last_error_test.cc",
diff --git a/starboard/nplb/media_buffer_test.cc b/starboard/nplb/media_buffer_test.cc
index 8b485f58555e..934e18099732 100644
--- a/starboard/nplb/media_buffer_test.cc
+++ b/starboard/nplb/media_buffer_test.cc
@@ -167,13 +167,9 @@ TEST(SbMediaBufferTest, MediaTypes) {
 #if SB_API_VERSION < 16
 TEST(SbMediaBufferTest, Alignment) {
   for (auto type : kMediaTypes) {
-#if SB_API_VERSION >= 14
     // The test will be run more than once, it's redundant but allows us to keep
     // the test logic in one place.
     int alignment = SbMediaGetBufferAlignment();
-#else   // SB_API_VERSION >= 14
-    int alignment = SbMediaGetBufferAlignment(type);
-#endif  // SB_API_VERSION >= 14
 
 #if SB_API_VERSION >= 16
     // SbMediaGetBufferAlignment() was deprecated in Starboard 16, its return
@@ -210,13 +206,9 @@ TEST(SbMediaBufferTest, AllocationUnit) {
 #if SB_API_VERSION < 16
   if (!HasNonfatalFailure()) {
     for (SbMediaType type : kMediaTypes) {
-#if SB_API_VERSION >= 14
       // The test will be run more than once, it's redundant but allows us to
       // keep the test logic in one place.
       int alignment = SbMediaGetBufferAlignment();
-#else   // SB_API_VERSION >= 14
-      int alignment = SbMediaGetBufferAlignment(type);
-#endif  // SB_API_VERSION >= 14
       SB_LOG(INFO) << "alignment=" << alignment;
       EXPECT_EQ(alignment & (alignment - 1), 0)
           << "Alignment must always be a power of 2";
@@ -286,16 +278,8 @@ TEST(SbMediaBufferTest, Padding) {
   // copy of the incoming buffer when necessary.
   EXPECT_EQ(SbMediaGetBufferPadding(), 0);
 
-#else  // SB_API_VERSION >= 16
-
-#if SB_API_VERSION >= 14
+#else   // SB_API_VERSION >= 16
   EXPECT_GE(SbMediaGetBufferPadding(), 0);
-#else   // SB_API_VERSION >= 14
-  for (auto type : kMediaTypes) {
-    EXPECT_GE(SbMediaGetBufferPadding(type), 0);
-  }
-#endif  // SB_API_VERSION >= 14
-
 #endif  // SB_API_VERSION >= 16
 }
 
@@ -374,17 +358,10 @@ TEST(SbMediaBufferTest, ValidatePerformance) {
   TEST_PERF_FUNCNOARGS_DEFAULT(SbMediaIsBufferUsingMemoryPool);
 
 #if SB_API_VERSION < 16
-#if SB_API_VERSION >= 14
   for (auto type : kMediaTypes) {
     TEST_PERF_FUNCNOARGS_DEFAULT(SbMediaGetBufferAlignment);
     TEST_PERF_FUNCNOARGS_DEFAULT(SbMediaGetBufferPadding);
   }
-#else   // SB_API_VERSION >= 14
-  for (auto type : kMediaTypes) {
-    TEST_PERF_FUNCWITHARGS_DEFAULT(SbMediaGetBufferAlignment, type);
-    TEST_PERF_FUNCWITHARGS_DEFAULT(SbMediaGetBufferPadding, type);
-  }
-#endif  // SB_API_VERSION >= 14
 #endif  // SB_API_VERSION < 16
 
   for (auto resolution : kVideoResolutions) {
diff --git a/starboard/nplb/nplb_evergreen_compat_tests/sabi_test.cc b/starboard/nplb/nplb_evergreen_compat_tests/sabi_test.cc
index aa277e36b9f9..47d1991d0b0c 100644
--- a/starboard/nplb/nplb_evergreen_compat_tests/sabi_test.cc
+++ b/starboard/nplb/nplb_evergreen_compat_tests/sabi_test.cc
@@ -28,66 +28,6 @@ namespace nplb_evergreen_compat_tests {
 
 namespace {
 
-#if SB_API_VERSION == 13
-const char* kSabiJsonIdArmHardfp =
-    "{\"alignment_char\":1,\"alignment_double\":8,\"alignment_float\":4,"
-    "\"alignment_int\":4,\"alignment_llong\":8,\"alignment_long\":4,"
-    "\"alignment_pointer\":4,\"alignment_short\":2,\"calling_convention\":"
-    "\"eabi\",\"endianness\":\"little\",\"floating_point_abi\":\"hard\","
-    "\"floating_point_fpu\":\"vfpv3\",\"sb_api_version\":13,\"signedness_of_"
-    "char\":\"signed\",\"signedness_of_enum\":\"signed\",\"size_of_char\":1,"
-    "\"size_of_double\":8,\"size_of_enum\":4,\"size_of_float\":4,\"size_of_"
-    "int\":4,\"size_of_llong\":8,\"size_of_long\":4,\"size_of_pointer\":4,"
-    "\"size_of_short\":2,\"target_arch\":\"arm\",\"target_arch_sub\":\"v7a\","
-    "\"word_size\":32}";
-
-const char* kSabiJsonIdArmSoftfp =
-    "{\"alignment_char\":1,\"alignment_double\":8,\"alignment_float\":4,"
-    "\"alignment_int\":4,\"alignment_llong\":8,\"alignment_long\":4,"
-    "\"alignment_pointer\":4,\"alignment_short\":2,\"calling_convention\":"
-    "\"eabi\",\"endianness\":\"little\",\"floating_point_abi\":\"softfp\","
-    "\"floating_point_fpu\":\"vfpv3\",\"sb_api_version\":13,\"signedness_of_"
-    "char\":\"signed\",\"signedness_of_enum\":\"signed\",\"size_of_char\":1,"
-    "\"size_of_double\":8,\"size_of_enum\":4,\"size_of_float\":4,\"size_of_"
-    "int\":4,\"size_of_llong\":8,\"size_of_long\":4,\"size_of_pointer\":4,"
-    "\"size_of_short\":2,\"target_arch\":\"arm\",\"target_arch_sub\":\"v7a\","
-    "\"word_size\":32}";
-
-const char* kSabiJsonIdArm64 =
-    "{\"alignment_char\":1,\"alignment_double\":8,\"alignment_float\":4,"
-    "\"alignment_int\":4,\"alignment_llong\":8,\"alignment_long\":8,"
-    "\"alignment_pointer\":8,\"alignment_short\":2,\"calling_convention\":"
-    "\"aarch64\",\"endianness\":\"little\",\"floating_point_abi\":\"\","
-    "\"floating_point_fpu\":\"\",\"sb_api_version\":13,\"signedness_of_char\":"
-    "\"signed\",\"signedness_of_enum\":\"signed\",\"size_of_char\":1,\"size_of_"
-    "double\":8,\"size_of_enum\":4,\"size_of_float\":4,\"size_of_int\":4,"
-    "\"size_of_llong\":8,\"size_of_long\":8,\"size_of_pointer\":8,\"size_of_"
-    "short\":2,\"target_arch\":\"arm64\",\"target_arch_sub\":\"v8a\",\"word_"
-    "size\":64}";
-
-const char* kSabiJsonIdX86 =
-    "{\"alignment_char\":1,\"alignment_double\":8,\"alignment_float\":4,"
-    "\"alignment_int\":4,\"alignment_llong\":8,\"alignment_long\":4,"
-    "\"alignment_pointer\":4,\"alignment_short\":2,\"calling_convention\":"
-    "\"sysv\",\"endianness\":\"little\",\"floating_point_abi\":\"\",\"floating_"
-    "point_fpu\":\"\",\"sb_api_version\":13,\"signedness_of_char\":\"signed\","
-    "\"signedness_of_enum\":\"signed\",\"size_of_char\":1,\"size_of_double\":8,"
-    "\"size_of_enum\":4,\"size_of_float\":4,\"size_of_int\":4,\"size_of_"
-    "llong\":8,\"size_of_long\":4,\"size_of_pointer\":4,\"size_of_short\":2,"
-    "\"target_arch\":\"x86\",\"target_arch_sub\":\"\",\"word_size\":32}";
-
-const char* kSabiJsonIdX64Sysv =
-    "{\"alignment_char\":1,\"alignment_double\":8,\"alignment_float\":4,"
-    "\"alignment_int\":4,\"alignment_llong\":8,\"alignment_long\":8,"
-    "\"alignment_pointer\":8,\"alignment_short\":2,\"calling_convention\":"
-    "\"sysv\",\"endianness\":\"little\",\"floating_point_abi\":\"\",\"floating_"
-    "point_fpu\":\"\",\"sb_api_version\":13,\"signedness_of_char\":\"signed\","
-    "\"signedness_of_enum\":\"signed\",\"size_of_char\":1,\"size_of_double\":8,"
-    "\"size_of_enum\":4,\"size_of_float\":4,\"size_of_int\":4,\"size_of_"
-    "llong\":8,\"size_of_long\":8,\"size_of_pointer\":8,\"size_of_short\":2,"
-    "\"target_arch\":\"x64\",\"target_arch_sub\":\"\",\"word_size\":64}";
-#endif  // SB_API_VERSION == 13
-
 #if SB_API_VERSION == 14
 const char* kSabiJsonIdArmHardfp =
     "{\"alignment_char\":1,\"alignment_double\":8,\"alignment_float\":4,"
diff --git a/starboard/nplb/player_create_test.cc b/starboard/nplb/player_create_test.cc
index 9c9f01722164..5dd8c2567f74 100644
--- a/starboard/nplb/player_create_test.cc
+++ b/starboard/nplb/player_create_test.cc
@@ -322,23 +322,23 @@ TEST_F(SbPlayerTest, MultiPlayer) {
   constexpr SbPlayerOutputMode kOutputModes[] = {
       kSbPlayerOutputModeDecodeToTexture, kSbPlayerOutputModePunchOut};
 
+  // clang-format off
   constexpr SbMediaAudioCodec kAudioCodecs[] = {
-    kSbMediaAudioCodecNone,
-
-    kSbMediaAudioCodecAac,
-    kSbMediaAudioCodecAc3,
-    kSbMediaAudioCodecEac3,
-    kSbMediaAudioCodecOpus,
-    kSbMediaAudioCodecVorbis,
-#if SB_API_VERSION >= 14
-    kSbMediaAudioCodecMp3,
-    kSbMediaAudioCodecFlac,
-    kSbMediaAudioCodecPcm,
-#endif  // SB_API_VERSION >= 14
+      kSbMediaAudioCodecNone,
+
+      kSbMediaAudioCodecAac,
+      kSbMediaAudioCodecAc3,
+      kSbMediaAudioCodecEac3,
+      kSbMediaAudioCodecOpus,
+      kSbMediaAudioCodecVorbis,
+      kSbMediaAudioCodecMp3,
+      kSbMediaAudioCodecFlac,
+      kSbMediaAudioCodecPcm,
 #if SB_API_VERSION >= 15
-    kSbMediaAudioCodecIamf,
+      kSbMediaAudioCodecIamf,
 #endif  // SB_API_VERSION >= 15
   };
+  // clang-format on
 
   // TODO: turn this into a macro.
   // Perform a check to determine if new audio codecs have been added to the
@@ -352,24 +352,29 @@ TEST_F(SbPlayerTest, MultiPlayer) {
     case kAudioCodecs[3]:
     case kAudioCodecs[4]:
     case kAudioCodecs[5]:
-#if SB_API_VERSION >= 14
     case kAudioCodecs[6]:
     case kAudioCodecs[7]:
     case kAudioCodecs[8]:
-#endif
 #if SB_API_VERSION >= 15
     case kAudioCodecs[9]:
 #endif  // SB_API_VERSION >= 15
       break;
   }
 
+  // clang-format off
   constexpr SbMediaVideoCodec kVideoCodecs[] = {
       kSbMediaVideoCodecNone,
 
-      kSbMediaVideoCodecH264,   kSbMediaVideoCodecH265, kSbMediaVideoCodecMpeg2,
-      kSbMediaVideoCodecTheora, kSbMediaVideoCodecVc1,  kSbMediaVideoCodecAv1,
-      kSbMediaVideoCodecVp8,    kSbMediaVideoCodecVp9,
+      kSbMediaVideoCodecH264,
+      kSbMediaVideoCodecH265,
+      kSbMediaVideoCodecMpeg2,
+      kSbMediaVideoCodecTheora,
+      kSbMediaVideoCodecVc1,
+      kSbMediaVideoCodecAv1,
+      kSbMediaVideoCodecVp8,
+      kSbMediaVideoCodecVp9,
   };
+  // clang-format on
 
   // TODO: turn this into a macro.
   // Perform a check to determine if new video codecs have been added to the
diff --git a/starboard/nplb/player_creation_param_helpers.cc b/starboard/nplb/player_creation_param_helpers.cc
index d20a63577d10..a9dfc3c58aba 100644
--- a/starboard/nplb/player_creation_param_helpers.cc
+++ b/starboard/nplb/player_creation_param_helpers.cc
@@ -74,7 +74,6 @@ AudioStreamInfo CreateAudioStreamInfo(SbMediaAudioCodec codec) {
       audio_stream_info.bits_per_sample = 16;
       break;
     }
-#if SB_API_VERSION >= 14
     case kSbMediaAudioCodecMp3: {
       audio_stream_info.number_of_channels = 2;
       audio_stream_info.samples_per_second = 44100;
@@ -93,7 +92,6 @@ AudioStreamInfo CreateAudioStreamInfo(SbMediaAudioCodec codec) {
       audio_stream_info.bits_per_sample = 32;
       break;
     }
-#endif  // SB_API_VERSION >= 14
 #if SB_API_VERSION >= 15
     case kSbMediaAudioCodecIamf: {
       audio_stream_info.number_of_channels = 2;
diff --git a/starboard/nplb/player_get_preferred_output_mode_test.cc b/starboard/nplb/player_get_preferred_output_mode_test.cc
index 5b9c74567671..69e5be37b511 100644
--- a/starboard/nplb/player_get_preferred_output_mode_test.cc
+++ b/starboard/nplb/player_get_preferred_output_mode_test.cc
@@ -44,32 +44,39 @@ TEST(SbPlayerGetPreferredOutputModeTest, SunnyDay) {
 }
 
 TEST(SbPlayerGetPreferredOutputModeTest, AllCodecs) {
+  // clang-format off
   const SbMediaAudioCodec kAudioCodecs[] = {
-    kSbMediaAudioCodecNone,
-    kSbMediaAudioCodecAac,
-    kSbMediaAudioCodecAc3,
-    kSbMediaAudioCodecEac3,
-    kSbMediaAudioCodecOpus,
-    kSbMediaAudioCodecVorbis,
-#if SB_API_VERSION >= 14
-    kSbMediaAudioCodecMp3,
-    kSbMediaAudioCodecFlac,
-    kSbMediaAudioCodecPcm,
-#endif  // SB_API_VERSION >= 14
+      kSbMediaAudioCodecNone,
+
+      kSbMediaAudioCodecAac,
+      kSbMediaAudioCodecAc3,
+      kSbMediaAudioCodecEac3,
+      kSbMediaAudioCodecOpus,
+      kSbMediaAudioCodecVorbis,
+      kSbMediaAudioCodecMp3,
+      kSbMediaAudioCodecFlac,
+      kSbMediaAudioCodecPcm,
 #if SB_API_VERSION >= 15
-    kSbMediaAudioCodecIamf,
+      kSbMediaAudioCodecIamf,
 #endif  // SB_API_VERSION >= 15
   };
   const SbMediaVideoCodec kVideoCodecs[] = {
-      kSbMediaVideoCodecNone,  kSbMediaVideoCodecH264,   kSbMediaVideoCodecH265,
-      kSbMediaVideoCodecMpeg2, kSbMediaVideoCodecTheora, kSbMediaVideoCodecVc1,
-      kSbMediaVideoCodecAv1,   kSbMediaVideoCodecVp8,    kSbMediaVideoCodecVp9,
+      kSbMediaVideoCodecNone,
+      kSbMediaVideoCodecH264,
+      kSbMediaVideoCodecH265,
+      kSbMediaVideoCodecMpeg2,
+      kSbMediaVideoCodecTheora,
+      kSbMediaVideoCodecVc1,
+      kSbMediaVideoCodecAv1,
+      kSbMediaVideoCodecVp8,
+      kSbMediaVideoCodecVp9,
   };
   const SbPlayerOutputMode kOutputModes[] = {
       kSbPlayerOutputModeDecodeToTexture,
       kSbPlayerOutputModePunchOut,
       kSbPlayerOutputModeInvalid,
   };
+  // clang-format on
 
   for (SbMediaAudioCodec audio_codec : kAudioCodecs) {
     for (SbMediaVideoCodec video_codec : kVideoCodecs) {
diff --git a/starboard/nplb/player_test_util.cc b/starboard/nplb/player_test_util.cc
index 4bcc1385d6a4..0d25eeb20dcf 100644
--- a/starboard/nplb/player_test_util.cc
+++ b/starboard/nplb/player_test_util.cc
@@ -56,11 +56,9 @@ const char* kAudioOnlyTestFiles[] = {
     "beneath_the_canopy_opus_5_1.dmp",
     "beneath_the_canopy_opus_mono.dmp",
     "heaac.dmp",
-#if SB_API_VERSION >= 14
     "sintel_5s_flac.dmp",
     "sintel_5s_mp3.dmp",
     "sintel_5s_pcm_s16le.dmp",
-#endif  // SB_API_VERSION >= 14
     "sintel_5s_vorbis.dmp",
 };
 
diff --git a/starboard/nplb/system_get_connection_type_test.cc b/starboard/nplb/system_get_connection_type_test.cc
deleted file mode 100644
index 3677b10081ba..000000000000
--- a/starboard/nplb/system_get_connection_type_test.cc
+++ /dev/null
@@ -1,48 +0,0 @@
-// Copyright 2021 The Cobalt Authors. All Rights Reserved.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-// Here we are not trying to do anything fancy, just to really sanity check that
-// this is hooked up to something.
-
-#include "starboard/common/log.h"
-#include "starboard/common/string.h"
-#include "starboard/system.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-#if SB_API_VERSION < 14
-
-namespace starboard {
-namespace nplb {
-namespace {
-
-TEST(SbSystemGetConnectionTypeTest, SunnyDay) {
-  SbSystemConnectionType type = SbSystemGetConnectionType();
-}
-
-TEST(SbSystemGetConnectionTypeTest, ConnectionIsKnown) {
-  SbSystemConnectionType type = SbSystemGetConnectionType();
-  EXPECT_NE(type, kSbSystemConnectionTypeUnknown);
-}
-
-TEST(SbSystemGetConnectionTypeTest, ConnectionIsWiredOrWireless) {
-  SbSystemConnectionType type = SbSystemGetConnectionType();
-  EXPECT_TRUE(type == kSbSystemConnectionTypeWired ||
-              type == kSbSystemConnectionTypeWireless);
-}
-
-}  // namespace
-}  // namespace nplb
-}  // namespace starboard
-
-#endif  // SB_API_VERSION < 14
diff --git a/starboard/nplb/system_get_path_test.cc b/starboard/nplb/system_get_path_test.cc
index 99ed0fbc8590..350a2d4c52a3 100644
--- a/starboard/nplb/system_get_path_test.cc
+++ b/starboard/nplb/system_get_path_test.cc
@@ -107,9 +107,6 @@ TEST(SbSystemGetPathTest, FailsGracefullyBogusId) {
 TEST(SbSystemGetPathTest, DoesNotBlowUpForDefinedIds) {
   BasicTest(kSbSystemPathDebugOutputDirectory, false, false, __LINE__);
   BasicTest(kSbSystemPathTempDirectory, false, false, __LINE__);
-#if SB_API_VERSION < 14
-  BasicTest(kSbSystemPathTestOutputDirectory, false, false, __LINE__);
-#endif  // #if SB_API_VERSION < 14
   BasicTest(kSbSystemPathCacheDirectory, false, false, __LINE__);
   BasicTest(kSbSystemPathFontDirectory, false, false, __LINE__);
   BasicTest(kSbSystemPathFontConfigurationDirectory, false, false, __LINE__);
@@ -118,9 +115,6 @@ TEST(SbSystemGetPathTest, DoesNotBlowUpForDefinedIds) {
 TEST(SbSystemGetPathTest, DoesNotTouchOutputBufferOnFailureForDefinedIds) {
   UnmodifiedOnFailureTest(kSbSystemPathDebugOutputDirectory, __LINE__);
   UnmodifiedOnFailureTest(kSbSystemPathTempDirectory, __LINE__);
-#if SB_API_VERSION < 14
-  UnmodifiedOnFailureTest(kSbSystemPathTestOutputDirectory, __LINE__);
-#endif  // #if SB_API_VERSION < 14
   UnmodifiedOnFailureTest(kSbSystemPathCacheDirectory, __LINE__);
   UnmodifiedOnFailureTest(kSbSystemPathFontDirectory, __LINE__);
   UnmodifiedOnFailureTest(kSbSystemPathFontConfigurationDirectory, __LINE__);
diff --git a/starboard/raspi/shared/BUILD.gn b/starboard/raspi/shared/BUILD.gn
index 8adaea878175..806e81b6642e 100644
--- a/starboard/raspi/shared/BUILD.gn
+++ b/starboard/raspi/shared/BUILD.gn
@@ -32,7 +32,6 @@ static_library("starboard_platform_sources") {
     "//starboard/linux/shared/netlink.h",
     "//starboard/linux/shared/routes.cc",
     "//starboard/linux/shared/routes.h",
-    "//starboard/linux/shared/system_get_connection_type.cc",
     "//starboard/linux/shared/system_get_path.cc",
     "//starboard/linux/shared/system_has_capability.cc",
     "//starboard/linux/shared/time_zone.cc",
diff --git a/starboard/raspi/shared/configuration_constants.cc b/starboard/raspi/shared/configuration_constants.cc
index d1163c476cfd..2be1f49ec158 100644
--- a/starboard/raspi/shared/configuration_constants.cc
+++ b/starboard/raspi/shared/configuration_constants.cc
@@ -134,10 +134,8 @@ const int kSbPreferredRgbaByteOrder = SB_PREFERRED_RGBA_BYTE_ORDER_RGBA;
 const uint32_t kSbUserMaxSignedIn = 1;
 #endif  // SB_API_VERSION < 16
 
-#if SB_API_VERSION >= 14
 // The maximum size the cache directory is allowed to use in bytes.
 const uint32_t kSbMaxSystemPathCacheDirectorySize = 24 << 20;  // 24MiB
-#endif
 
 #if SB_API_VERSION >= 16
 // Whether this platform can map executable memory. This is required for
diff --git a/starboard/raspi/shared/system_get_property.cc b/starboard/raspi/shared/system_get_property.cc
index a315cfc4c163..72cc9cce098f 100644
--- a/starboard/raspi/shared/system_get_property.cc
+++ b/starboard/raspi/shared/system_get_property.cc
@@ -146,7 +146,6 @@ bool SbSystemGetProperty(SbSystemPropertyId property_id,
     case kSbSystemPropertySpeechApiKey:
       return false;
 
-#if SB_API_VERSION >= 14
     // Implementation provided for testing purposes only
     case kSbSystemPropertyAdvertisingId:
       return CopyStringAndTestIfSuccess(
@@ -156,7 +155,6 @@ bool SbSystemGetProperty(SbSystemPropertyId property_id,
       return CopyStringAndTestIfSuccess(
           out_value, value_length,
           starboard::GetEnvironment("COBALT_LIMIT_AD_TRACKING").c_str());
-#endif
 
     case kSbSystemPropertyFriendlyName:
       return CopyStringAndTestIfSuccess(out_value, value_length, kFriendlyName);
diff --git a/starboard/shared/ffmpeg/ffmpeg_audio_decoder_impl.cc b/starboard/shared/ffmpeg/ffmpeg_audio_decoder_impl.cc
index a5cff77b9634..6a6e27dbdcfc 100644
--- a/starboard/shared/ffmpeg/ffmpeg_audio_decoder_impl.cc
+++ b/starboard/shared/ffmpeg/ffmpeg_audio_decoder_impl.cc
@@ -60,7 +60,6 @@ AVCodecID GetFfmpegCodecIdByMediaCodec(
       return AV_CODEC_ID_OPUS;
     case kSbMediaAudioCodecVorbis:
       return AV_CODEC_ID_VORBIS;
-#if SB_API_VERSION >= 14
     case kSbMediaAudioCodecMp3:
       return AV_CODEC_ID_MP3;
     case kSbMediaAudioCodecPcm:
@@ -81,7 +80,6 @@ AVCodecID GetFfmpegCodecIdByMediaCodec(
                       << " bits per sample was requested)";
         return AV_CODEC_ID_NONE;
       }
-#endif  // SB_API_VERSION >= 14
     default:
       return AV_CODEC_ID_NONE;
   }
@@ -358,13 +356,10 @@ void AudioDecoderImpl<FFMPEG>::InitializeCodec() {
   codec_context_->codec_id = GetFfmpegCodecIdByMediaCodec(audio_stream_info_);
   // Request_sample_fmt is set by us, but sample_fmt is set by the decoder.
   if (GetSupportedSampleType() == kSbMediaAudioSampleTypeInt16Deprecated
-#if SB_API_VERSION >= 14
       // If we request FLT for 16-bit FLAC, FFmpeg will pick S32 as the closest
       // option. Since the rest of this pipeline doesn't support S32, we should
       // use S16 as the desired format.
-      || audio_stream_info_.codec == kSbMediaAudioCodecFlac
-#endif  // SB_API_VERSION >= 14
-  ) {
+      || audio_stream_info_.codec == kSbMediaAudioCodecFlac) {
     codec_context_->request_sample_fmt = AV_SAMPLE_FMT_S16;
   } else {
     codec_context_->request_sample_fmt = AV_SAMPLE_FMT_FLT;
diff --git a/starboard/shared/ffmpeg/ffmpeg_audio_decoder_test.cc b/starboard/shared/ffmpeg/ffmpeg_audio_decoder_test.cc
index c009bb46f550..38ad0b63ac3c 100644
--- a/starboard/shared/ffmpeg/ffmpeg_audio_decoder_test.cc
+++ b/starboard/shared/ffmpeg/ffmpeg_audio_decoder_test.cc
@@ -28,7 +28,6 @@ namespace ffmpeg {
 namespace {
 
 // The codecs tested by these tests were introduced in SB_API_VERSION 14.
-#if SB_API_VERSION >= 14
 using ::starboard::shared::starboard::media::AudioStreamInfo;
 using ::testing::NotNull;
 
@@ -76,7 +75,6 @@ TEST_F(FFmpegAudioDecoderTest, SupportsPcmCodecFor16BitAudio) {
   ASSERT_THAT(decoder, NotNull());
   EXPECT_TRUE(decoder->is_valid());
 }
-#endif  // SB_API_VERSION >= 14
 
 }  // namespace
 }  // namespace ffmpeg
diff --git a/starboard/shared/libjpeg/jpeg_image_decoder.cc b/starboard/shared/libjpeg/jpeg_image_decoder.cc
index 326a8c7e6126..b6b8c2bd14c2 100644
--- a/starboard/shared/libjpeg/jpeg_image_decoder.cc
+++ b/starboard/shared/libjpeg/jpeg_image_decoder.cc
@@ -165,9 +165,7 @@ bool ReadLines(jpeg_decompress_struct* info,
       case kSbDecodeTargetFormat2PlaneYUVNV12:
       case kSbDecodeTargetFormat3PlaneYUVI420:
       case kSbDecodeTargetFormat3Plane10BitYUVI420:
-#if SB_API_VERSION >= 14
       case kSbDecodeTargetFormat3Plane10BitYUVI420Compact:
-#endif  // SB_API_VERSION >= 14
       case kSbDecodeTargetFormat1PlaneUYVY:
       case kSbDecodeTargetFormatInvalid:
         SB_NOTREACHED();
diff --git a/starboard/shared/starboard/media/codec_util.cc b/starboard/shared/starboard/media/codec_util.cc
index 3df61bb0ae42..c34a1084d262 100644
--- a/starboard/shared/starboard/media/codec_util.cc
+++ b/starboard/shared/starboard/media/codec_util.cc
@@ -96,7 +96,6 @@ SbMediaAudioCodec GetAudioCodecFromString(const char* codec,
   if (strcmp(codec, "vorbis") == 0) {
     return kSbMediaAudioCodecVorbis;
   }
-#if SB_API_VERSION >= 14
   if (strcmp(codec, "mp3") == 0 || strcmp(codec, "mp4a.69") == 0 ||
       strcmp(codec, "mp4a.6B") == 0) {
     return kSbMediaAudioCodecMp3;
@@ -111,7 +110,6 @@ SbMediaAudioCodec GetAudioCodecFromString(const char* codec,
   if (is_wav && strcmp(codec, "1") == 0) {
     return kSbMediaAudioCodecPcm;
   }
-#endif  // SB_API_VERSION >= 14
 #if SB_API_VERSION >= 15
   if (strcmp(codec, "iamf") == 0 || strncmp(codec, "iamf.", 5) == 0) {
     return kSbMediaAudioCodecIamf;
diff --git a/starboard/shared/starboard/media/codec_util_test.cc b/starboard/shared/starboard/media/codec_util_test.cc
index a57d7693f533..0bdc602e18a9 100644
--- a/starboard/shared/starboard/media/codec_util_test.cc
+++ b/starboard/shared/starboard/media/codec_util_test.cc
@@ -244,7 +244,6 @@ TEST(CodecUtilTest, ParsesVorbisCodec) {
   EXPECT_EQ(GetAudioCodecFromString("vorbis", ""), kSbMediaAudioCodecVorbis);
 }
 
-#if SB_API_VERSION >= 14
 TEST(CodecUtilTest, ParsesMp3Codecs) {
   EXPECT_EQ(GetAudioCodecFromString("mp3", ""), kSbMediaAudioCodecMp3);
   EXPECT_EQ(GetAudioCodecFromString("mp4a.69", ""), kSbMediaAudioCodecMp3);
@@ -267,7 +266,6 @@ TEST(CodecUtilTest, DoesNotParse1AsPcmForNonWavSubtypes) {
   EXPECT_EQ(GetAudioCodecFromString("1", "mpeg"), kSbMediaAudioCodecNone);
   EXPECT_EQ(GetAudioCodecFromString("1", "webm"), kSbMediaAudioCodecNone);
 }
-#endif  // SB_API_VERSION >= 14
 
 }  // namespace
 }  // namespace media
diff --git a/starboard/shared/starboard/media/media_get_buffer_alignment.cc b/starboard/shared/starboard/media/media_get_buffer_alignment.cc
index 856c4cdb8599..559a8b4e1bd5 100644
--- a/starboard/shared/starboard/media/media_get_buffer_alignment.cc
+++ b/starboard/shared/starboard/media/media_get_buffer_alignment.cc
@@ -15,11 +15,7 @@
 #include "starboard/media.h"
 
 #if SB_API_VERSION < 16
-#if SB_API_VERSION >= 14
 int SbMediaGetBufferAlignment() {
-#else   // SB_API_VERSION >= 14
-int SbMediaGetBufferAlignment(SbMediaType type) {
-#endif  // SB_API_VERSION >= 14
   return 1;
 }
 #endif  // SB_API_VERSION < 16
diff --git a/starboard/shared/starboard/media/media_get_buffer_padding.cc b/starboard/shared/starboard/media/media_get_buffer_padding.cc
index 71d0d0effe09..b07796fe8a86 100644
--- a/starboard/shared/starboard/media/media_get_buffer_padding.cc
+++ b/starboard/shared/starboard/media/media_get_buffer_padding.cc
@@ -14,10 +14,6 @@
 
 #include "starboard/media.h"
 
-#if SB_API_VERSION >= 14
 int SbMediaGetBufferPadding() {
-#else   // SB_API_VERSION >= 14
-int SbMediaGetBufferPadding(SbMediaType type) {
-#endif  // SB_API_VERSION >= 14
   return 0;
 }
diff --git a/starboard/shared/starboard/media/mime_util.cc b/starboard/shared/starboard/media/mime_util.cc
index 52650f83d472..23f83dd7bcff 100644
--- a/starboard/shared/starboard/media/mime_util.cc
+++ b/starboard/shared/starboard/media/mime_util.cc
@@ -96,7 +96,6 @@ bool IsSupportedAudioCodec(const ParsedMimeInfo& mime_info) {
         return false;
       }
       break;
-#if SB_API_VERSION >= 14
     case kSbMediaAudioCodecMp3:
       if (mime_type.subtype() != "mpeg" && mime_type.subtype() != "mp3") {
         return false;
@@ -112,7 +111,6 @@ bool IsSupportedAudioCodec(const ParsedMimeInfo& mime_info) {
         return false;
       }
       break;
-#endif  // SB_API_VERSION >= 14
 #if SB_API_VERSION >= 15
     case kSbMediaAudioCodecIamf:
       if (mime_type.subtype() != "mp4") {
diff --git a/starboard/shared/starboard/media/mime_util_test.cc b/starboard/shared/starboard/media/mime_util_test.cc
index 14784e60406e..8cfcb6495b14 100644
--- a/starboard/shared/starboard/media/mime_util_test.cc
+++ b/starboard/shared/starboard/media/mime_util_test.cc
@@ -26,7 +26,6 @@ namespace media {
 namespace {
 
 // The codecs tested by these tests were introduced in SB_API_VERSION 14.
-#if SB_API_VERSION >= 14
 constexpr char kEmptyKeySystem[] = "";
 constexpr int64_t kBitrate = 44100;
 
@@ -113,7 +112,6 @@ TEST(MimeUtilTest, ChecksUnsupportedWavCodecs) {
       CanPlayMimeAndKeySystem(invalid_wav_mime_str.c_str(), kEmptyKeySystem),
       kSbMediaSupportTypeNotSupported);
 }
-#endif  // SB_API_VERSION >= 14
 
 }  // namespace
 }  // namespace media
diff --git a/starboard/shared/starboard/media/parsed_mime_info_test.cc b/starboard/shared/starboard/media/parsed_mime_info_test.cc
index 94c1f7b8ff19..4951fc299d5e 100644
--- a/starboard/shared/starboard/media/parsed_mime_info_test.cc
+++ b/starboard/shared/starboard/media/parsed_mime_info_test.cc
@@ -71,7 +71,6 @@ TEST(ParsedMimeInfoTest, ParsesVorbisCodec) {
   EXPECT_EQ(mime_info.audio_info().codec, kSbMediaAudioCodecVorbis);
 }
 
-#if SB_API_VERSION >= 14
 TEST(ParsedMimeInfoTest, ParsesMp3Codec) {
   ParsedMimeInfo mime_info("audio/mpeg; codecs=\"mp3\"");
   ASSERT_TRUE(mime_info.has_audio_info());
@@ -89,7 +88,6 @@ TEST(ParsedMimeInfoTest, ParsesPcmCodec) {
   ASSERT_TRUE(mime_info.has_audio_info());
   EXPECT_EQ(mime_info.audio_info().codec, kSbMediaAudioCodecPcm);
 }
-#endif  // SB_API_VERSION >= 14
 
 }  // namespace
 }  // namespace media
diff --git a/starboard/shared/starboard/player/video_dmp_reader.cc b/starboard/shared/starboard/player/video_dmp_reader.cc
index e630ec22c9be..807fcf4c8a30 100644
--- a/starboard/shared/starboard/player/video_dmp_reader.cc
+++ b/starboard/shared/starboard/player/video_dmp_reader.cc
@@ -153,7 +153,6 @@ std::string VideoDmpReader::audio_mime_type() const {
     case kSbMediaAudioCodecVorbis:
       ss << "audio/webm; codecs=\"vorbis\";";
       break;
-#if SB_API_VERSION >= 14
     case kSbMediaAudioCodecMp3:
       ss << "audio/mpeg; codecs=\"mp3\";";
       break;
@@ -163,7 +162,6 @@ std::string VideoDmpReader::audio_mime_type() const {
     case kSbMediaAudioCodecPcm:
       ss << "audio/wav; codecs=\"1\";";
       break;
-#endif  // SB_API_VERSION >= 14
     default:
       SB_NOTREACHED() << "Unsupported audio codec: " << dmp_info_.audio_codec;
   }
diff --git a/starboard/shared/starboard/queue_application.h b/starboard/shared/starboard/queue_application.h
index c32237cca49b..8f039d9b7adb 100644
--- a/starboard/shared/starboard/queue_application.h
+++ b/starboard/shared/starboard/queue_application.h
@@ -82,11 +82,9 @@ class QueueApplication : public Application {
   virtual void WakeSystemEventWait() = 0;
 
  private:
-#if SB_API_VERSION >= 14
   // Use Inject() or InjectAndProcess(). DispatchAndDelete() ignores the event
   // queue and processes the event out of order which can lead to bugs.
   using Application::DispatchAndDelete;
-#endif
 
   // Specialization of Queue for starboard events.  It differs in that it has
   // the responsibility of deleting heap allocated starboard events in its
diff --git a/starboard/shared/stub/media_get_buffer_alignment.cc b/starboard/shared/stub/media_get_buffer_alignment.cc
index 7439e7458d40..95a746cdacb6 100644
--- a/starboard/shared/stub/media_get_buffer_alignment.cc
+++ b/starboard/shared/stub/media_get_buffer_alignment.cc
@@ -15,11 +15,7 @@
 #include "starboard/media.h"
 
 #if SB_API_VERSION < 16
-#if SB_API_VERSION >= 14
 int SbMediaGetBufferAlignment() {
-#else   // SB_API_VERSION >= 14
-int SbMediaGetBufferAlignment(SbMediaType type) {
-#endif  // SB_API_VERSION >= 14
   return 0;
 }
 #endif  // SB_API_VERSION < 16
diff --git a/starboard/shared/stub/media_get_buffer_padding.cc b/starboard/shared/stub/media_get_buffer_padding.cc
index 71d0d0effe09..b07796fe8a86 100644
--- a/starboard/shared/stub/media_get_buffer_padding.cc
+++ b/starboard/shared/stub/media_get_buffer_padding.cc
@@ -14,10 +14,6 @@
 
 #include "starboard/media.h"
 
-#if SB_API_VERSION >= 14
 int SbMediaGetBufferPadding() {
-#else   // SB_API_VERSION >= 14
-int SbMediaGetBufferPadding(SbMediaType type) {
-#endif  // SB_API_VERSION >= 14
   return 0;
 }
diff --git a/starboard/shared/stub/system_get_connection_type.cc b/starboard/shared/stub/system_get_connection_type.cc
deleted file mode 100644
index 49de2c4323ad..000000000000
--- a/starboard/shared/stub/system_get_connection_type.cc
+++ /dev/null
@@ -1,23 +0,0 @@
-// Copyright 2016 The Cobalt Authors. All Rights Reserved.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-#include "starboard/system.h"
-
-#if SB_API_VERSION < 14
-
-SbSystemConnectionType SbSystemGetConnectionType() {
-  return kSbSystemConnectionTypeUnknown;
-}
-
-#endif  // SB_API_VERSION < 14
diff --git a/starboard/shared/uwp/media_is_video_supported.cc b/starboard/shared/uwp/media_is_video_supported.cc
index e19e13997db4..3654764ad6e6 100644
--- a/starboard/shared/uwp/media_is_video_supported.cc
+++ b/starboard/shared/uwp/media_is_video_supported.cc
@@ -213,15 +213,6 @@ class XboxVideoCapabilities {
       return is_supported;
     }
 
-#if SB_API_VERSION < 14
-    // AV1 decoder only supports YUVI420 compact texture format. The new format
-    // is only supported after
-    // 14.
-    if (codec == kSbMediaVideoCodecAv1) {
-      return false;
-    }
-#endif  // SB_API_VERSION >= 14
-
     is_supported &= ApplicationUwp::Get()->IsHdrSupported();
     is_supported &= bit_depth == 10;
     is_supported &= primary_id == kSbMediaPrimaryIdBt2020;
diff --git a/starboard/shared/uwp/system_get_property.cc b/starboard/shared/uwp/system_get_property.cc
index 09252d92bac6..53baad1ed69f 100644
--- a/starboard/shared/uwp/system_get_property.cc
+++ b/starboard/shared/uwp/system_get_property.cc
@@ -326,7 +326,6 @@ bool SbSystemGetProperty(SbSystemPropertyId property_id,
       return true;
     case kSbSystemPropertyUserAgentAuxField:
       return GetAppXVersion(out_value, value_length);
-#if SB_API_VERSION >= 14
     case kSbSystemPropertyAdvertisingId: {
       std::string advertising_id = GetAdvertisingId();
       return CopyStringAndTestIfSuccess(out_value, value_length,
@@ -338,7 +337,6 @@ bool SbSystemGetProperty(SbSystemPropertyId property_id,
       return CopyStringAndTestIfSuccess(out_value, value_length,
                                         advertising_id.empty() ? "1" : "0");
     }
-#endif  // SB_API_VERSION >= 14
 #if SB_API_VERSION >= 15
     case kSbSystemPropertyDeviceType:
       return GetDeviceType(out_value, value_length);
diff --git a/starboard/shared/win32/system_get_property.cc b/starboard/shared/win32/system_get_property.cc
index d37f722f9524..76eb1f05fcb9 100644
--- a/starboard/shared/win32/system_get_property.cc
+++ b/starboard/shared/win32/system_get_property.cc
@@ -57,7 +57,6 @@ bool SbSystemGetProperty(SbSystemPropertyId property_id,
     case kSbSystemPropertyPlatformName:
       return CopyStringAndTestIfSuccess(out_value, value_length, kPlatformName);
 
-#if SB_API_VERSION >= 14
     // Implementation provided for testing purposes only
     case kSbSystemPropertyAdvertisingId:
       return CopyStringAndTestIfSuccess(
@@ -67,7 +66,6 @@ bool SbSystemGetProperty(SbSystemPropertyId property_id,
       return CopyStringAndTestIfSuccess(
           out_value, value_length,
           starboard::GetEnvironment("COBALT_LIMIT_AD_TRACKING").c_str());
-#endif
 
 #if SB_API_VERSION >= 15
     case kSbSystemPropertyDeviceType:
diff --git a/starboard/stub/BUILD.gn b/starboard/stub/BUILD.gn
index ff82fc64d962..7f053ab5b2f3 100644
--- a/starboard/stub/BUILD.gn
+++ b/starboard/stub/BUILD.gn
@@ -200,7 +200,6 @@ static_library("stub_sources") {
     "//starboard/shared/stub/system_break_into_debugger.cc",
     "//starboard/shared/stub/system_clear_last_error.cc",
     "//starboard/shared/stub/system_egl.cc",
-    "//starboard/shared/stub/system_get_connection_type.cc",
     "//starboard/shared/stub/system_get_device_type.cc",
     "//starboard/shared/stub/system_get_error_string.cc",
     "//starboard/shared/stub/system_get_last_error.cc",
diff --git a/starboard/stub/configuration_constants.cc b/starboard/stub/configuration_constants.cc
index 7b4a5cd4fec4..5b7d7991350b 100644
--- a/starboard/stub/configuration_constants.cc
+++ b/starboard/stub/configuration_constants.cc
@@ -131,10 +131,8 @@ const int kSbPreferredRgbaByteOrder = SB_PREFERRED_RGBA_BYTE_ORDER_RGBA;
 const uint32_t kSbUserMaxSignedIn = 1;
 #endif  // SB_API_VERSION < 16
 
-#if SB_API_VERSION >= 14
 // The maximum size the cache directory is allowed to use in bytes.
 const uint32_t kSbMaxSystemPathCacheDirectorySize = 24 << 20;  // 24MiB
-#endif
 
 #if SB_API_VERSION >= 16
 // Whether this platform can map executable memory. This is required for
diff --git a/starboard/system.h b/starboard/system.h
index b87b5a30b19e..ba1bfb38759f 100644
--- a/starboard/system.h
+++ b/starboard/system.h
@@ -58,11 +58,6 @@ typedef enum SbSystemPathId {
   // Path to a directory where temporary files can be written.
   kSbSystemPathTempDirectory,
 
-#if SB_API_VERSION < 14
-  // Path to a directory where test results can be written.
-  kSbSystemPathTestOutputDirectory,
-#endif  // #if SB_API_VERSION < 14
-
   // Full path to the executable file.
   kSbSystemPathExecutableFile,
 
@@ -121,7 +116,6 @@ typedef enum SbSystemPropertyId {
   // A field that, if available, is appended to the user agent
   kSbSystemPropertyUserAgentAuxField,
 
-#if SB_API_VERSION >= 14
   // Advertising ID or IFA, typically a 128-bit UUID
   // Please see https://iabtechlab.com/OTT-IFA for details.
   // Corresponds to 'ifa' field. Note: `ifa_type` field is not provided.
@@ -130,7 +124,6 @@ typedef enum SbSystemPropertyId {
   // Limit advertising tracking, treated as boolean. Set to nonzero to indicate
   // a true value. Corresponds to 'lmt' field.
   kSbSystemPropertyLimitAdTracking,
-#endif
 
 #if SB_API_VERSION >= 15
   // Type of the device, e.g. such as "TV", "STB", "OTT"
@@ -166,30 +159,14 @@ typedef enum SbSystemDeviceType {
   // An Android TV Device.
   kSbSystemDeviceTypeAndroidTV,
 
-#if SB_API_VERSION >= 14
   // A wall video projector.
   kSbSystemDeviceTypeVideoProjector,
-#endif  // SB_API_VERSION >= 14
 
   // Unknown device.
   kSbSystemDeviceTypeUnknown,
 } SbSystemDeviceType;
 #endif  // SB_API_VERSION < 15
 
-#if SB_API_VERSION < 14
-// Enumeration of network connection types.
-typedef enum SbSystemConnectionType {
-  // The system is on a wired connection.
-  kSbSystemConnectionTypeWired,
-
-  // The system is on a wireless connection.
-  kSbSystemConnectionTypeWireless,
-
-  // The system connection type is unknown.
-  kSbSystemConnectionTypeUnknown,
-} SbSystemConnectionType;
-#endif  // SB_API_VERSION < 14
-
 // Runtime capabilities are boolean properties of a platform that can't be
 // determined at compile-time. They may vary from device to device, but they
 // will not change over the course of a single execution. They often specify
@@ -312,11 +289,6 @@ SB_EXPORT int64_t SbSystemGetUsedGPUMemory();
 SB_EXPORT SbSystemDeviceType SbSystemGetDeviceType();
 #endif
 
-#if SB_API_VERSION < 14
-// Returns the device's current network connection type.
-SB_EXPORT SbSystemConnectionType SbSystemGetConnectionType();
-#endif  // SB_API_VERSION < 14
-
 // Returns if the device is disconnected from network. "Disconnected" is chosen
 // over connected because disconnection can be determined with more certainty
 // than connection usually.
diff --git a/starboard/win/shared/configuration_constants.cc b/starboard/win/shared/configuration_constants.cc
index 8486d3b96f0d..4cb3f8f235fc 100644
--- a/starboard/win/shared/configuration_constants.cc
+++ b/starboard/win/shared/configuration_constants.cc
@@ -140,10 +140,8 @@ const int kSbPreferredRgbaByteOrder = SB_PREFERRED_RGBA_BYTE_ORDER_RGBA;
 const uint32_t kSbUserMaxSignedIn = 1;
 #endif  // SB_API_VERSION < 16
 
-#if SB_API_VERSION >= 14
 // The maximum size the cache directory is allowed to use in bytes.
 const uint32_t kSbMaxSystemPathCacheDirectorySize = 24 << 20;  // 24MiB
-#endif
 
 #if SB_API_VERSION >= 16
 // Whether this platform can map executable memory. This is required for
diff --git a/starboard/xb1/shared/configuration_constants.cc b/starboard/xb1/shared/configuration_constants.cc
index 6a15e19925ca..6294dca654b4 100644
--- a/starboard/xb1/shared/configuration_constants.cc
+++ b/starboard/xb1/shared/configuration_constants.cc
@@ -137,10 +137,8 @@ const int kSbPreferredRgbaByteOrder = SB_PREFERRED_RGBA_BYTE_ORDER_RGBA;
 const uint32_t kSbUserMaxSignedIn = 1;
 #endif  // SB_API_VERSION < 16
 
-#if SB_API_VERSION >= 14
 // The maximum size the cache directory is allowed to use in bytes.
 const uint32_t kSbMaxSystemPathCacheDirectorySize = 24 << 20;  // 24MiB
-#endif
 
 #if SB_API_VERSION >= 16
 // Whether this platform can map executable memory. This is required for
diff --git a/starboard/xb1/shared/gpu_base_video_decoder.cc b/starboard/xb1/shared/gpu_base_video_decoder.cc
index 09cf12cd9bd6..2bd7e17d254f 100644
--- a/starboard/xb1/shared/gpu_base_video_decoder.cc
+++ b/starboard/xb1/shared/gpu_base_video_decoder.cc
@@ -142,14 +142,9 @@ class GpuVideoDecoderBase::GPUDecodeTargetPrivate
       info.format = kSbDecodeTargetFormat3PlaneYUVI420;
     } else {
       SB_DCHECK(image->bit_depth() == 10);
-#if SB_API_VERSION >= 14
       info.format = image->is_compacted()
                         ? kSbDecodeTargetFormat3Plane10BitYUVI420Compact
                         : kSbDecodeTargetFormat3Plane10BitYUVI420;
-#else   // SB_API_VERSION >= 14
-      SB_DCHECK(!image->is_compacted());
-      info.format = kSbDecodeTargetFormat3Plane10BitYUVI420;
-#endif  // SB_API_VERSION >= 14
     }
     info.is_opaque = true;
     info.width = image->width();