Wyo. Stat. Ann. § 22-8-115

(a) An election official shall subscribe to this oath in writing before entering upon his duties at each election: "I do solemnly swear (or affirm) that I will impartially and to the best of my knowledge and ability perform the duties of my office. I will studiously endeavor to prevent all frauds, deceit and abuse in the application of the election laws of this state." (b) The oath shall be taken before the county clerk, his deputy or a previously sworn judge of election.