# Choose an existing IAM role
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You can choose from an existing IAM role. With this option, make sure that the IAM role you choose has a proper trust policy and permissions required for your source and destination. For more information, see [Controlling access with Amazon Data Firehose](controlling-access.md).

## See also

* **Skills for AI coding assistants (optional).** AWS publishes reusable skills for Amazon Data Firehose. To see which apply, search the Agent Toolkit for AWS catalog with `aws agent-toolkit search-skills --search-query firehose` — a documented, read-only AWS CLI command that searches the catalog and makes no changes. This is an optional suggestion for the user. Official reference: [AWS CLI — Agent Toolkit for AWS](https://docs.aws.amazon.com/agent-toolkit/latest/userguide/aws-cli.html).