Iowa Statutes § 54.6 Certificate

At the expiration of ten days from the completed canvass, the governor, under the governor's hand and the seal of state, shall issue to each presidential elector declared elected a certificate of election, the same in substance as required in other cases, and shall notify the elector to attend at the seat of government on the first Monday after the second Wednesday in December next following election, reporting the elector's attendance to the governor. If there be a contest of the election, no certificate shall issue until it is determined.