diff --git a/codegen/sdk-codegen/aws-models/rekognitionstreaming.json b/codegen/sdk-codegen/aws-models/rekognitionstreaming.json
index 5bb05f944b03..3c9601e81eb6 100644
--- a/codegen/sdk-codegen/aws-models/rekognitionstreaming.json
+++ b/codegen/sdk-codegen/aws-models/rekognitionstreaming.json
@@ -1208,17 +1208,6 @@
                 "UseDualStack": false
               }
             },
-            {
-              "documentation": "For region us-iso-east-1 with FIPS enabled and DualStack enabled",
-              "expect": {
-                "error": "FIPS and DualStack are enabled, but this partition does not support one or both"
-              },
-              "params": {
-                "Region": "us-iso-east-1",
-                "UseFIPS": true,
-                "UseDualStack": true
-              }
-            },
             {
               "documentation": "For region us-iso-east-1 with FIPS enabled and DualStack disabled",
               "expect": {
@@ -1232,17 +1221,6 @@
                 "UseDualStack": false
               }
             },
-            {
-              "documentation": "For region us-iso-east-1 with FIPS disabled and DualStack enabled",
-              "expect": {
-                "error": "DualStack is enabled but this partition does not support DualStack"
-              },
-              "params": {
-                "Region": "us-iso-east-1",
-                "UseFIPS": false,
-                "UseDualStack": true
-              }
-            },
             {
               "documentation": "For region us-iso-east-1 with FIPS disabled and DualStack disabled",
               "expect": {
@@ -1256,17 +1234,6 @@
                 "UseDualStack": false
               }
             },
-            {
-              "documentation": "For region us-isob-east-1 with FIPS enabled and DualStack enabled",
-              "expect": {
-                "error": "FIPS and DualStack are enabled, but this partition does not support one or both"
-              },
-              "params": {
-                "Region": "us-isob-east-1",
-                "UseFIPS": true,
-                "UseDualStack": true
-              }
-            },
             {
               "documentation": "For region us-isob-east-1 with FIPS enabled and DualStack disabled",
               "expect": {
@@ -1280,17 +1247,6 @@
                 "UseDualStack": false
               }
             },
-            {
-              "documentation": "For region us-isob-east-1 with FIPS disabled and DualStack enabled",
-              "expect": {
-                "error": "DualStack is enabled but this partition does not support DualStack"
-              },
-              "params": {
-                "Region": "us-isob-east-1",
-                "UseFIPS": false,
-                "UseDualStack": true
-              }
-            },
             {
               "documentation": "For region us-isob-east-1 with FIPS disabled and DualStack disabled",
               "expect": {