Within five (5) days after the end of the candidate filing period, the secretary of state shall certify to the clerks of counties voting to fill the vacancy the name of each candidate qualified to appear on the ballot, and his party affiliation or independent status.
Wyo. Stat. Ann. § 22-18-107
Filling vacancy of congressman; certification of candidates
Official source: Wyoming Legislature. Reproduced from public-domain Wyoming statutes; confirm against the official source for the current text. Not legal advice.