Iowa Code Title XV. Judicial Branch and Judicial Procedures [Chs. 595-686] § 656.5. Proof and record of service

If the terms and conditions as to which there is default are not performed within thirty days, the party serving the notice or causing the notice to be served, may file for record in the office of the county recorder a copy of the notice with proofs of service attached or endorsed thereon. If notice has been served by publication, a personal affidavit that personal service could not be made within this state shall also be attached or endorsed on the notice. When so filed and recorded, the said record shall be constructive notice to all parties of the due forfeiture and cancellation of the contract.