diff --git a/Src/Tools/BuildGeneratedArgumentTranslator/Program.cs b/Src/Tools/BuildGeneratedArgumentTranslator/Program.cs
index 21bb9535b93..436b86b66b8 100644
--- a/Src/Tools/BuildGeneratedArgumentTranslator/Program.cs
+++ b/Src/Tools/BuildGeneratedArgumentTranslator/Program.cs
@@ -18,11 +18,6 @@
 // for details of the expected arguments. The first argument is the generation directory,
 // and is specified by BuildGenerated.sh itself.
 
-// This code copies elements from the REST generator. While duplication isn't great,
-// this is code that isn't expected to change regularly, and it's cleaner to make this
-// small utility standalone than to put it into the generator itself (or have some common
-// dependency library).
-
 using ToolUtilities;
 
 if (args.Length == 0)
diff --git a/Src/Tools/ToolUtilities/Discovery.cs b/Src/Tools/ToolUtilities/Discovery.cs
index 1d72df71ced..77a75a0ef89 100644
--- a/Src/Tools/ToolUtilities/Discovery.cs
+++ b/Src/Tools/ToolUtilities/Discovery.cs
@@ -1,4 +1,18 @@
-using Google.Api.Generator.Rest.Models;
+// Copyright 2024 Google LLC
+//
+// 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
+//
+//     https://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.
+
+using Google.Api.Generator.Rest.Models;
 using Google.Api.Generator.Utils;
 using Google.Apis.Discovery.v1.Data;
 using Google.Apis.Json;
diff --git a/Src/Tools/UpdateReadmePackageList/PackageTableEntry.cs b/Src/Tools/UpdateReadmePackageList/PackageTableEntry.cs
index 2a308234af8..8ffe9d95a3e 100644
--- a/Src/Tools/UpdateReadmePackageList/PackageTableEntry.cs
+++ b/Src/Tools/UpdateReadmePackageList/PackageTableEntry.cs
@@ -1,4 +1,20 @@
-
+// Copyright 2024 Google LLC
+//
+// 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
+//
+//     https://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.
+
+// Generated a list of packages with links to product documentation, NuGet,
+// and library reference documentation, within README.md.
+
 using Google.Apis.Discovery.v1.Data;
 using ToolUtilities;
 
diff --git a/Src/Tools/UpdateReadmePackageList/Program.cs b/Src/Tools/UpdateReadmePackageList/Program.cs
index 9cb2cc4e54b..8df325258b1 100644
--- a/Src/Tools/UpdateReadmePackageList/Program.cs
+++ b/Src/Tools/UpdateReadmePackageList/Program.cs
@@ -12,17 +12,6 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-// Translates the arguments from BuildGenerated.sh into directories containing
-// libraries. This is primarily for the sake of being able to accept Discovery file
-// paths as reported by earlier phases of the build pipeline. See BuildGenerated.sh
-// for details of the expected arguments. The first argument is the generation directory,
-// and is specified by BuildGenerated.sh itself.
-
-// This code copies elements from the REST generator. While duplication isn't great,
-// this is code that isn't expected to change regularly, and it's cleaner to make this
-// small utility standalone than to put it into the generator itself (or have some common
-// dependency library).
-
 using UpdateReadmePackageList;
 
 // Everything before this line is preserved.