Section 618.15 - Service by certified mailWherever used in this Code, the following words shall have the meanings respectively ascribed to them unless such meanings are repugnant to the context:
1. The words "certified mail" mean any form of mail service, by whatever name, provided by the United States post office where the post office provides the mailer with a receipt to prove mailing.2. The words "restricted certified mail" mean any form of certified mail as defined in subsection 1 which carries on the face thereof, in a conspicuous place where it will not be obliterated, the endorsement "Deliver to addressee only" and for which the post office provides the mailer with a return receipt showing the date of delivery, the place of delivery, and person to whom delivered.C31, 35, §5079-d16; C39, §5038.06; C46, 50, 54, § 321.503; C58, 62, 66, 71, 73, 75, 77, 79, 81, §618.15Referred to in §249F.3, 305B.3, 323.2, 323.3, 458A.22, 522B.14, 562A.8, 562A.29A, 562B.9, 562B.10, 562B.27A, 648.3, 648.5