The trustees of each school district shall, on or before the first day of December after receiving notification of their election or within ten (10) days after receiving notification of their appointment and before assuming the duties of their offices, appear before some person qualified to administer oaths and take an oath for the faithful performance of their duties as required by law.
Wyo. Stat. Ann. § 21-3-106
Oath of trustees
Official source: Wyoming Legislature. Reproduced from public-domain Wyoming statutes; confirm against the official source for the current text. Not legal advice.