diff --git a/tools/spectral/ipa/rulesets/IPA-005.yaml b/tools/spectral/ipa/rulesets/IPA-005.yaml
index e1bb7907be..f3637dcfdc 100644
--- a/tools/spectral/ipa/rulesets/IPA-005.yaml
+++ b/tools/spectral/ipa/rulesets/IPA-005.yaml
@@ -8,7 +8,7 @@ rules:
   xgen-IPA-005-exception-extension-format:
     description: 'IPA exception extensions must follow the correct format. http://go/ipa/5'
     message: '{{error}} http://go/ipa/5'
-    severity: warn
+    severity: error
     given: '$..x-xgen-IPA-exception'
     then:
       function: 'exceptionExtensionFormat'
diff --git a/tools/spectral/ipa/rulesets/IPA-102.yaml b/tools/spectral/ipa/rulesets/IPA-102.yaml
index e2e2176137..d20a80c0ef 100644
--- a/tools/spectral/ipa/rulesets/IPA-102.yaml
+++ b/tools/spectral/ipa/rulesets/IPA-102.yaml
@@ -8,7 +8,7 @@ rules:
   xgen-IPA-102-path-alternate-resource-name-path-param:
     description: 'Paths should alternate between resource names and path params. http://go/ipa/102'
     message: '{{error}} http://go/ipa/102'
-    severity: warn
+    severity: error
     given: '$.paths'
     then:
       field: '@key'
diff --git a/tools/spectral/ipa/rulesets/IPA-109.yaml b/tools/spectral/ipa/rulesets/IPA-109.yaml
index 5d3561f386..ca2757f3da 100644
--- a/tools/spectral/ipa/rulesets/IPA-109.yaml
+++ b/tools/spectral/ipa/rulesets/IPA-109.yaml
@@ -9,7 +9,7 @@ rules:
   xgen-IPA-109-custom-method-must-be-GET-or-POST:
     description: 'The HTTP method for custom methods must be GET or POST. http://go/ipa/109'
     message: '{{error}} http://go/ipa/109'
-    severity: warn
+    severity: error
     given: '$.paths[*]'
     then:
       function: 'eachCustomMethodMustBeGetOrPost'
@@ -17,7 +17,7 @@ rules:
   xgen-IPA-109-custom-method-must-use-camel-case:
     description: 'The custom method must use camelCase format. http://go/ipa/109'
     message: '{{error}} http://go/ipa/109'
-    severity: warn
+    severity: error
     given: '$.paths[*]'
     then:
       function: 'eachCustomMethodMustUseCamelCase'
diff --git a/tools/spectral/ipa/rulesets/IPA-123.yaml b/tools/spectral/ipa/rulesets/IPA-123.yaml
index 23b9c66223..ce29fe2928 100644
--- a/tools/spectral/ipa/rulesets/IPA-123.yaml
+++ b/tools/spectral/ipa/rulesets/IPA-123.yaml
@@ -8,7 +8,7 @@ rules:
   xgen-IPA-123-enum-values-must-be-upper-snake-case:
     description: 'Enum values must be UPPER_SNAKE_CASE. http://go/ipa/123'
     message: '{{error}} http://go/ipa/123'
-    severity: warn
+    severity: error
     given: '$..enum'
     then:
       function: 'eachEnumValueMustBeUpperSnakeCase'
diff --git a/tools/spectral/ipa/rulesets/README.md b/tools/spectral/ipa/rulesets/README.md
index 43f9ae370a..5d12512aee 100644
--- a/tools/spectral/ipa/rulesets/README.md
+++ b/tools/spectral/ipa/rulesets/README.md
@@ -14,7 +14,7 @@ For rule definitions, see [IPA-005.yaml](https://github.com/mongodb/openapi/blob
 
 | Rule Name                               | Description                                                              | Severity |
 | --------------------------------------- | ------------------------------------------------------------------------ | -------- |
-| xgen-IPA-005-exception-extension-format | IPA exception extensions must follow the correct format. http://go/ipa/5 | warn     |
+| xgen-IPA-005-exception-extension-format | IPA exception extensions must follow the correct format. http://go/ipa/5 | error    |
 
 ### IPA-102
 
@@ -22,7 +22,7 @@ For rule definitions, see [IPA-102.yaml](https://github.com/mongodb/openapi/blob
 
 | Rule Name                                            | Description                                                                      | Severity |
 | ---------------------------------------------------- | -------------------------------------------------------------------------------- | -------- |
-| xgen-IPA-102-path-alternate-resource-name-path-param | Paths should alternate between resource names and path params. http://go/ipa/102 | warn     |
+| xgen-IPA-102-path-alternate-resource-name-path-param | Paths should alternate between resource names and path params. http://go/ipa/102 | error    |
 
 ### IPA-104
 
@@ -48,8 +48,8 @@ For rule definitions, see [IPA-109.yaml](https://github.com/mongodb/openapi/blob
 
 | Rule Name                                      | Description                                                               | Severity |
 | ---------------------------------------------- | ------------------------------------------------------------------------- | -------- |
-| xgen-IPA-109-custom-method-must-be-GET-or-POST | The HTTP method for custom methods must be GET or POST. http://go/ipa/109 | warn     |
-| xgen-IPA-109-custom-method-must-use-camel-case | The custom method must use camelCase format. http://go/ipa/109            | warn     |
+| xgen-IPA-109-custom-method-must-be-GET-or-POST | The HTTP method for custom methods must be GET or POST. http://go/ipa/109 | error    |
+| xgen-IPA-109-custom-method-must-use-camel-case | The custom method must use camelCase format. http://go/ipa/109            | error    |
 
 ### IPA-113
 
@@ -65,6 +65,6 @@ For rule definitions, see [IPA-123.yaml](https://github.com/mongodb/openapi/blob
 
 | Rule Name                                         | Description                                             | Severity |
 | ------------------------------------------------- | ------------------------------------------------------- | -------- |
-| xgen-IPA-123-enum-values-must-be-upper-snake-case | Enum values must be UPPER_SNAKE_CASE. http://go/ipa/123 | warn     |
+| xgen-IPA-123-enum-values-must-be-upper-snake-case | Enum values must be UPPER_SNAKE_CASE. http://go/ipa/123 | error    |