Idaho Code § 9-325: Certified copies of writings.

Whenever a copy of a writing is certified for the purposes of evidence, the certificate must state in substance, that the copy is a correct copy of the original, or of a specified part thereof, as the case may be. The certificate must be under the official seal of the certifying officer, if there be any, or if he be a clerk of a court having a seal, under the seal of such court.