diff --git a/tools/spectral/ipa/__tests__/createMethodRequestBodyIsRequestSuffixedObject.test.js b/tools/spectral/ipa/__tests__/createMethodRequestBodyIsRequestSuffixedObject.test.js
new file mode 100644
index 0000000000..86a1cd5fbc
--- /dev/null
+++ b/tools/spectral/ipa/__tests__/createMethodRequestBodyIsRequestSuffixedObject.test.js
@@ -0,0 +1,221 @@
+import testRule from './__helpers__/testRule';
+import { DiagnosticSeverity } from '@stoplight/types';
+
+const componentSchemas = {
+  schemas: {
+    SchemaRequest: {
+      type: 'object',
+    },
+    Schema: {
+      type: 'object',
+    },
+  },
+};
+testRule('xgen-IPA-106-create-method-request-body-is-request-suffixed-object', [
+  {
+    name: 'valid methods',
+    document: {
+      components: componentSchemas,
+      paths: {
+        '/resource': {
+          post: {
+            requestBody: {
+              content: {
+                'application/vnd.atlas.2023-01-01+json': {
+                  schema: {
+                    $ref: '#/components/schemas/SchemaRequest',
+                  },
+                },
+                'application/vnd.atlas.2024-01-01+json': {
+                  schema: {
+                    $ref: '#/components/schemas/SchemaRequest',
+                  },
+                },
+              },
+            },
+          },
+        },
+        '/resource/{id}': {
+          post: {
+            requestBody: {
+              content: {
+                'application/vnd.atlas.2023-01-01+json': {
+                  schema: {
+                    $ref: '#/components/schemas/SchemaRequest',
+                  },
+                },
+                'application/vnd.atlas.2024-01-01+json': {
+                  schema: {
+                    $ref: '#/components/schemas/SchemaRequest',
+                  },
+                },
+              },
+            },
+          },
+        },
+        '/resource/{id}:customMethod': {
+          post: {
+            requestBody: {
+              content: {
+                'application/vnd.atlas.2023-01-01+json': {
+                  schema: {
+                    $ref: '#/components/schemas/Schema',
+                  },
+                },
+                'application/vnd.atlas.2024-01-01+json': {
+                  schema: {
+                    $ref: '#/components/schemas/SchemaRequest',
+                  },
+                },
+              },
+            },
+          },
+        },
+      },
+    },
+    errors: [],
+  },
+  {
+    name: 'invalid methods',
+    document: {
+      components: componentSchemas,
+      paths: {
+        '/resource': {
+          post: {
+            requestBody: {
+              content: {
+                'application/vnd.atlas.2023-01-01+json': {
+                  schema: {
+                    $ref: '#/components/schemas/Schema',
+                  },
+                },
+              },
+            },
+          },
+        },
+        '/resource2': {
+          post: {
+            requestBody: {
+              content: {
+                'application/vnd.atlas.2023-01-01+json': {
+                  schema: {
+                    $ref: '#/components/schemas/Schema',
+                  },
+                },
+                'application/vnd.atlas.2024-01-01+json': {
+                  schema: {
+                    $ref: '#/components/schemas/Schema',
+                  },
+                },
+              },
+            },
+          },
+        },
+        '/resource3': {
+          post: {
+            requestBody: {
+              content: {
+                'application/vnd.atlas.2023-01-01+json': {
+                  schema: {
+                    type: 'object',
+                  },
+                },
+              },
+            },
+          },
+        },
+      },
+    },
+    errors: [
+      {
+        code: 'xgen-IPA-106-create-method-request-body-is-request-suffixed-object',
+        message: 'The response body schema must reference a schema with a Request suffix. http://go/ipa/106',
+        path: ['paths', '/resource', 'post', 'requestBody', 'content', 'application/vnd.atlas.2023-01-01+json'],
+        severity: DiagnosticSeverity.Warning,
+      },
+      {
+        code: 'xgen-IPA-106-create-method-request-body-is-request-suffixed-object',
+        message: 'The response body schema must reference a schema with a Request suffix. http://go/ipa/106',
+        path: ['paths', '/resource2', 'post', 'requestBody', 'content', 'application/vnd.atlas.2023-01-01+json'],
+        severity: DiagnosticSeverity.Warning,
+      },
+      {
+        code: 'xgen-IPA-106-create-method-request-body-is-request-suffixed-object',
+        message: 'The response body schema must reference a schema with a Request suffix. http://go/ipa/106',
+        path: ['paths', '/resource2', 'post', 'requestBody', 'content', 'application/vnd.atlas.2024-01-01+json'],
+        severity: DiagnosticSeverity.Warning,
+      },
+      {
+        code: 'xgen-IPA-106-create-method-request-body-is-request-suffixed-object',
+        message: 'The response body schema is defined inline and must reference a predefined schema. http://go/ipa/106',
+        path: ['paths', '/resource3', 'post', 'requestBody', 'content', 'application/vnd.atlas.2023-01-01+json'],
+        severity: DiagnosticSeverity.Warning,
+      },
+    ],
+  },
+  {
+    name: 'invalid method with exception',
+    document: {
+      components: componentSchemas,
+      paths: {
+        '/resource': {
+          post: {
+            requestBody: {
+              content: {
+                'application/vnd.atlas.2023-01-01+json': {
+                  schema: {
+                    $ref: '#/components/schemas/Schema',
+                  },
+                  'x-xgen-IPA-exception': {
+                    'xgen-IPA-106-create-method-request-body-is-request-suffixed-object': 'reason',
+                  },
+                },
+              },
+            },
+          },
+        },
+        '/resource2': {
+          post: {
+            requestBody: {
+              content: {
+                'application/vnd.atlas.2023-01-01+json': {
+                  schema: {
+                    $ref: '#/components/schemas/Schema',
+                  },
+                  'x-xgen-IPA-exception': {
+                    'xgen-IPA-106-create-method-request-body-is-request-suffixed-object': 'reason',
+                  },
+                },
+                'application/vnd.atlas.2024-01-01+json': {
+                  schema: {
+                    $ref: '#/components/schemas/Schema',
+                  },
+                  'x-xgen-IPA-exception': {
+                    'xgen-IPA-106-create-method-request-body-is-request-suffixed-object': 'reason',
+                  },
+                },
+              },
+            },
+          },
+        },
+        '/resource3': {
+          post: {
+            requestBody: {
+              content: {
+                'application/vnd.atlas.2023-01-01+json': {
+                  schema: {
+                    type: 'object',
+                  },
+                  'x-xgen-IPA-exception': {
+                    'xgen-IPA-106-create-method-request-body-is-request-suffixed-object': 'reason',
+                  },
+                },
+              },
+            },
+          },
+        },
+      },
+    },
+    errors: [],
+  },
+]);
diff --git a/tools/spectral/ipa/ipa-spectral.yaml b/tools/spectral/ipa/ipa-spectral.yaml
index 4b1b04fd73..d9ee29a7e6 100644
--- a/tools/spectral/ipa/ipa-spectral.yaml
+++ b/tools/spectral/ipa/ipa-spectral.yaml
@@ -5,6 +5,7 @@ extends:
   - ./rulesets/IPA-109.yaml
   - ./rulesets/IPA-113.yaml
   - ./rulesets/IPA-123.yaml
+  - ./rulesets/IPA-106.yaml
 
 overrides:
   - files:
diff --git a/tools/spectral/ipa/rulesets/IPA-106.yaml b/tools/spectral/ipa/rulesets/IPA-106.yaml
new file mode 100644
index 0000000000..b8e695bc50
--- /dev/null
+++ b/tools/spectral/ipa/rulesets/IPA-106.yaml
@@ -0,0 +1,15 @@
+# IPA-104: Create
+# http://go/ipa/106
+
+functions:
+  - createMethodRequestBodyIsRequestSuffixedObject
+
+rules:
+  xgen-IPA-106-create-method-request-body-is-request-suffixed-object:
+    description: 'The Create method request should be a Request suffixed object. http://go/ipa/106'
+    message: '{{error}} http://go/ipa/106'
+    severity: warn
+    given: '$.paths[*].post.requestBody.content'
+    then:
+      field: '@key'
+      function: 'createMethodRequestBodyIsRequestSuffixedObject'
diff --git a/tools/spectral/ipa/rulesets/README.md b/tools/spectral/ipa/rulesets/README.md
index db001ccf4f..43f9ae370a 100644
--- a/tools/spectral/ipa/rulesets/README.md
+++ b/tools/spectral/ipa/rulesets/README.md
@@ -34,6 +34,14 @@ For rule definitions, see [IPA-104.yaml](https://github.com/mongodb/openapi/blob
 | xgen-IPA-104-get-method-returns-single-resource | The purpose of the get method is to return data from a single resource. http://go/ipa/104 | warn     |
 | xgen-IPA-104-get-method-response-code-is-200    | The Get method must return a 200 OK response. http://go/ipa/104                           | warn     |
 
+### IPA-106
+
+For rule definitions, see [IPA-106.yaml](https://github.com/mongodb/openapi/blob/main/tools/spectral/ipa/rulesets/IPA-106.yaml).
+
+| Rule Name                                                          | Description                                                                      | Severity |
+| ------------------------------------------------------------------ | -------------------------------------------------------------------------------- | -------- |
+| xgen-IPA-106-create-method-request-body-is-request-suffixed-object | The Create method request should be a Request suffixed object. http://go/ipa/106 | warn     |
+
 ### IPA-109
 
 For rule definitions, see [IPA-109.yaml](https://github.com/mongodb/openapi/blob/main/tools/spectral/ipa/rulesets/IPA-109.yaml).
diff --git a/tools/spectral/ipa/rulesets/functions/createMethodRequestBodyIsRequestSuffixedObject.js b/tools/spectral/ipa/rulesets/functions/createMethodRequestBodyIsRequestSuffixedObject.js
new file mode 100644
index 0000000000..4f3944a4c9
--- /dev/null
+++ b/tools/spectral/ipa/rulesets/functions/createMethodRequestBodyIsRequestSuffixedObject.js
@@ -0,0 +1,37 @@
+import { hasException } from './utils/exceptions.js';
+import { collectAdoption, collectAndReturnViolation, collectException } from './utils/collectionUtils.js';
+import { isCustomMethod } from './utils/resourceEvaluation.js';
+import { resolveObject } from './utils/componentUtils.js';
+
+const RULE_NAME = 'xgen-IPA-106-create-method-request-body-is-request-suffixed-object';
+const ERROR_MESSAGE_SCHEMA_NAME = 'The response body schema must reference a schema with a Request suffix.';
+const ERROR_MESSAGE_SCHEMA_REF = 'The response body schema is defined inline and must reference a predefined schema.';
+
+export default (input, _, { path, documentInventory }) => {
+  const oas = documentInventory.unresolved;
+  const resourcePath = path[1];
+
+  if (isCustomMethod(resourcePath)) {
+    return;
+  }
+
+  const contentPerMediaType = resolveObject(oas, path);
+
+  if (hasException(contentPerMediaType, RULE_NAME)) {
+    collectException(contentPerMediaType, RULE_NAME, path);
+    return;
+  }
+
+  if (contentPerMediaType.schema) {
+    const schema = contentPerMediaType.schema;
+    if (!schema.$ref) {
+      return collectAndReturnViolation(path, RULE_NAME, ERROR_MESSAGE_SCHEMA_REF);
+    }
+
+    if (!schema.$ref.endsWith('Request')) {
+      return collectAndReturnViolation(path, RULE_NAME, ERROR_MESSAGE_SCHEMA_NAME);
+    }
+  }
+
+  collectAdoption(path, RULE_NAME);
+};