diff --git a/changelog_entry.yaml b/changelog_entry.yaml
index e69de29bb2d..e489ee10062 100644
--- a/changelog_entry.yaml
+++ b/changelog_entry.yaml
@@ -0,0 +1,4 @@
+- bump: patch
+  changes:
+    added:
+      - Updated CO TANF grant standard
diff --git a/policyengine_us/parameters/gov/states/co/cdhs/tanf/grant_standard/main.yaml b/policyengine_us/parameters/gov/states/co/cdhs/tanf/grant_standard/main.yaml
index a1a98ffa44f..24f64d7dbb1 100644
--- a/policyengine_us/parameters/gov/states/co/cdhs/tanf/grant_standard/main.yaml
+++ b/policyengine_us/parameters/gov/states/co/cdhs/tanf/grant_standard/main.yaml
@@ -2,74 +2,105 @@ description: Colorado TANF grant standard by number of caretakers and children.
 0:
   0:
     2022-03-01: 0 
+    2024-07-01: 0
   1:
     2022-03-01: 156 
+    2024-07-01: 165
   2:
     2022-03-01: 326 
+    2024-07-01: 345
   3:
     2022-03-01: 489 
+    2024-07-01: 518
   4:
     2022-03-01: 653 
+    2024-07-01: 691
   5:
     2022-03-01: 783 
+    2024-07-01: 829
   6:
     2022-03-01: 904 
+    2024-07-01: 957
   7:
     2022-03-01: 1_007 
+    2024-07-01: 1_066
   8:
     2022-03-01: 1_105 
+    2024-07-01: 1_170
   9:
     2022-03-01: 1_205 
+    2024-07-01: 1_276
   10:
     2022-03-01: 1_315
-
+    2024-07-01: 1_393
 1:
   0: 
     2022-03-01: 337 
+    2024-07-01: 357
   1: 
     2022-03-01: 440 
+    2024-07-01: 466
   2: 
     2022-03-01: 559 
+    2024-07-01: 592
   3: 
     2022-03-01: 679 
+    2024-07-01: 719
   4: 
     2022-03-01: 806 
+    2024-07-01: 853
   5: 
     2022-03-01: 929 
+    2024-07-01: 984
   6: 
     2022-03-01: 1_026 
+    2024-07-01: 1_086
   7: 
     2022-03-01: 1_125 
+    2024-07-01: 1_191
   8: 
     2022-03-01: 1_225 
+    2024-07-01: 1_297
   9: 
     2022-03-01: 1_322 
+    2024-07-01: 1_400
   10: 
     2022-03-01: 1_418
-
+    2024-07-01: 1_502
 2:
   0:
     2022-03-01: 475 
+    2024-07-01: 503
   1:
     2022-03-01: 585 
+    2024-07-01: 619
   2:
     2022-03-01: 710 
+    2024-07-01: 752
   3:
     2022-03-01: 836 
+    2024-07-01: 885
   4:
     2022-03-01: 953 
+    2024-07-01: 1009
   5:
     2022-03-01: 1_048 
+    2024-07-01: 1_110
   6:
     2022-03-01: 1_147 
+    2024-07-01: 1_215
   7:
     2022-03-01: 1_249 
+    2024-07-01: 1_323
   8:
     2022-03-01: 1_345 
+    2024-07-01: 1_424
   9:
     2022-03-01: 1_440 
+    2024-07-01: 1_525
   10:
     2022-03-01: 1_538
+    2024-07-01: 1_629
 metadata:
   unit: currency-USD
   period: month
@@ -79,3 +110,6 @@ metadata:
   reference:
     - title: CODE OF COLORADO REGULATIONS 9 CCR 2503-6 | Income Maintenance (Volume 3)
       href: https://www.sos.state.co.us/CCR/GenerateRulePdf.do?ruleVersionId=10321#page=52
+    - title: Code of Colorado Regulations 9 CCR 2503-6 | Income Maintenance (Volume 3)
+      # effective date is at the bottom
+      href: https://www.coloradosos.gov/CCR/GenerateRulePdf.do?ruleVersionId=11535&fileName=9%20CCR%202503-6#page=52