Add supported AKV control plane API versions list

Add supported control plane API versions section to whats-new.md with
stable and preview versions (excluding retired 2026-03-01-preview),
linked to azure-rest-api-specs. Cross-link from access-control-default.md.

Co-authored-by: Copilot <[email protected]>

Author: msmbaldwin

articles/key-vault/general/access-control-default.md

@@ -23,7 +23,7 @@ Azure Key Vault API version 2026-02-01 and later change the default access contr
 > [!IMPORTANT]
 > All Key Vault Control Plane API versions before 2026-02-01 retire on February 27, 2027. Data Plane APIs are not affected.
 
-Preview API versions (except 2026-04-01-preview) are being deprecated with a 90-day notice period. Azure Cloud Shell always uses the latest API version. If you have scripts that run in Cloud Shell, ensure they're compatible with API version 2026-02-01 or later. For SDK package details, see [What's new for Azure Key Vault](whats-new.md#control-plane-sdk-releases).
+Preview API versions (except 2026-04-01-preview) are being deprecated with a 90-day notice period. Azure Cloud Shell always uses the latest API version. If you have scripts that run in Cloud Shell, ensure they're compatible with API version 2026-02-01 or later. For a list of supported API versions, see [Supported control plane API versions](whats-new.md#supported-control-plane-api-versions). For SDK package details, see [What's new for Azure Key Vault](whats-new.md#control-plane-sdk-releases).
 
 We encourage you to migrate key vaults that currently use access policies (legacy) to Azure RBAC for improved security. For more information on why Azure RBAC is recommended, see [Azure role-based access control (Azure RBAC) vs. access policies](rbac-access-policy.md).
 

articles/key-vault/general/whats-new.md

@@ -27,6 +27,36 @@ New Azure Key Vault control plane API versions (2026-02-01 and 2026-03-01-previe
 
 Azure Key Vault is deprecating older preview control plane API versions in accordance with Azure guidelines. All preview API versions except 2026-04-01-preview will be deprecated with a 90-day notice period. Customers using preview API versions should plan to migrate to the latest stable API version (2026-02-01) or the upcoming 2026-04-01-preview version.
 
+### Supported control plane API versions
+
+The following Azure Key Vault control plane API versions are currently supported.
+
+#### Stable
+
+- [2026-02-01](https://github.com/Azure/azure-rest-api-specs/tree/main/specification/keyvault/resource-manager/Microsoft.KeyVault/KeyVault/stable/2026-02-01) (recommended)
+- [2025-05-01](https://github.com/Azure/azure-rest-api-specs/tree/main/specification/keyvault/resource-manager/Microsoft.KeyVault/KeyVault/stable/2025-05-01)
+- [2024-11-01](https://github.com/Azure/azure-rest-api-specs/tree/main/specification/keyvault/resource-manager/Microsoft.KeyVault/KeyVault/stable/2024-11-01)
+- [2023-07-01](https://github.com/Azure/azure-rest-api-specs/tree/main/specification/keyvault/resource-manager/Microsoft.KeyVault/KeyVault/stable/2023-07-01)
+- [2023-02-01](https://github.com/Azure/azure-rest-api-specs/tree/main/specification/keyvault/resource-manager/Microsoft.KeyVault/KeyVault/stable/2023-02-01)
+- [2022-11-01](https://github.com/Azure/azure-rest-api-specs/tree/main/specification/keyvault/resource-manager/Microsoft.KeyVault/KeyVault/stable/2022-11-01)
+- [2022-07-01](https://github.com/Azure/azure-rest-api-specs/tree/main/specification/keyvault/resource-manager/Microsoft.KeyVault/KeyVault/stable/2022-07-01)
+- [2021-10-01](https://github.com/Azure/azure-rest-api-specs/tree/main/specification/keyvault/resource-manager/Microsoft.KeyVault/KeyVault/stable/2021-10-01)
+- [2019-09-01](https://github.com/Azure/azure-rest-api-specs/tree/main/specification/keyvault/resource-manager/Microsoft.KeyVault/KeyVault/stable/2019-09-01)
+- [2018-02-14](https://github.com/Azure/azure-rest-api-specs/tree/main/specification/keyvault/resource-manager/Microsoft.KeyVault/KeyVault/stable/2018-02-14)
+- [2016-10-01](https://github.com/Azure/azure-rest-api-specs/tree/main/specification/keyvault/resource-manager/Microsoft.KeyVault/KeyVault/stable/2016-10-01)
+- [2015-06-01](https://github.com/Azure/azure-rest-api-specs/tree/main/specification/keyvault/resource-manager/Microsoft.KeyVault/KeyVault/stable/2015-06-01)
+
+#### Preview
+
+- [2024-12-01-preview](https://github.com/Azure/azure-rest-api-specs/tree/main/specification/keyvault/resource-manager/Microsoft.KeyVault/KeyVault/preview/2024-12-01-preview) (recommended)
+- [2024-04-01-preview](https://github.com/Azure/azure-rest-api-specs/tree/main/specification/keyvault/resource-manager/Microsoft.KeyVault/KeyVault/preview/2024-04-01-preview)
+- [2022-02-01-preview](https://github.com/Azure/azure-rest-api-specs/tree/main/specification/keyvault/resource-manager/Microsoft.KeyVault/KeyVault/preview/2022-02-01-preview)
+- [2021-11-01-preview](https://github.com/Azure/azure-rest-api-specs/tree/main/specification/keyvault/resource-manager/Microsoft.KeyVault/KeyVault/preview/2021-11-01-preview)
+- [2021-06-01-preview](https://github.com/Azure/azure-rest-api-specs/tree/main/specification/keyvault/resource-manager/Microsoft.KeyVault/KeyVault/preview/2021-06-01-preview)
+- [2021-04-01-preview](https://github.com/Azure/azure-rest-api-specs/tree/main/specification/keyvault/resource-manager/Microsoft.KeyVault/KeyVault/preview/2021-04-01-preview)
+- [2020-04-01-preview](https://github.com/Azure/azure-rest-api-specs/tree/main/specification/keyvault/resource-manager/Microsoft.KeyVault/KeyVault/preview/2020-04-01-preview)
+- [2018-02-14-preview](https://github.com/Azure/azure-rest-api-specs/tree/main/specification/keyvault/resource-manager/Microsoft.KeyVault/KeyVault/preview/2018-02-14-preview)
+
 ### Control plane SDK releases
 
 All five Azure Key Vault control plane management SDKs supporting API version 2026-02-01 are now released. Control plane management SDKs that use older API versions will stop working when those API versions retire on February 27, 2027. Upgrade to the following SDK versions or later: