Iowa Code § 515.76: Commissioner as process agent.

Any company desiring to transact the business of insurance under this chapter shall file with the commissioner of insurance a power of attorney and a signed written instrument authorizing the commissioner to accept service of notice or process on behalf of such company that shall be as valid as if served upon the company according to the laws of this or any other state, and waiving all claim or right of error due to the filing of the power of attorney and the agreement regarding service of notice or process.