Idaho Statutes Title 1. Courts and Court Officials § 1-2304. Service of process--Service by mail

(1) A summons, copy of the claim, form of answer and instructions to defendant shall be served upon the defendant by personal service in the manner provided by law, or when a request is made therefor by the plaintiff, service of process may be made upon the defendant by mail, as herein provided.

(2) The plaintiff may request service upon the defendant by mail by endorsing his request in writing upon the claim, which request shall include the address to be used in mailing. The court shall mail to the defendant at the address given in the endorsement a summons, copy of the claim, form of answer and instructions to the defendant. Service of process by mail shall be made by registered or certified mail, return receipt requested, and shall be complete upon the return of the receipt signed by the defendant to the court. The signature of the defendant on the return receipt shall constitute prima facie proof of service by mail. The plaintiff shall bear the cost of service of process by mail.

(3) The costs to plaintiff for personal service of process on the defendant, in addition to the filing fee provided in section 1-2303, Idaho Code, shall be added to any judgment for the plaintiff.