AWS SDK Version 3 for .NET
API Reference

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Describes the ID format settings for the root user and all IAM roles and IAM users that have explicitly specified a longer ID (17-character ID) preference.

By default, all IAM roles and IAM users default to the same ID settings as the root user, unless they explicitly override the settings. This request is useful for identifying those IAM users and IAM roles that have overridden the default ID settings.

The following resource types support longer IDs: bundle | conversion-task | customer-gateway | dhcp-options | elastic-ip-allocation | elastic-ip-association | export-task | flow-log | image | import-task | instance | internet-gateway | network-acl | network-acl-association | network-interface | network-interface-attachment | prefix-list | reservation | route-table | route-table-association | security-group | snapshot | subnet | subnet-cidr-block-association | volume | vpc | vpc-cidr-block-association | vpc-endpoint | vpc-peering-connection | vpn-connection | vpn-gateway.


For .NET Core this operation is only available in asynchronous form. Please refer to DescribePrincipalIdFormatAsync.

Namespace: Amazon.EC2
Assembly: AWSSDK.EC2.dll
Version: 3.x.y.z


public virtual DescribePrincipalIdFormatResponse DescribePrincipalIdFormat(
         DescribePrincipalIdFormatRequest request


Type: Amazon.EC2.Model.DescribePrincipalIdFormatRequest

Container for the necessary parameters to execute the DescribePrincipalIdFormat service method.

Return Value

The response from the DescribePrincipalIdFormat service method, as returned by EC2.

Version Information

.NET Framework:
Supported in: 4.5, 4.0, 3.5

See Also