Certificate of appointment.
Wyo. Stat. Ann. § 22-18-112
in effectThe officer or governmental body filling a vacancy by temporary appointment shall issue a "Certificate of Appointment" to the person filling the vacancy. The certificate shall be lawful authority to hold the office.
Source: WY Statutes (Official Site)URL: https://wyoleg.gov/statutes/compress/title22.pdfFetched: 10/4/2026
