Wyo. Stat. § 11-22-104
No person shall operate a livestock market within Wyoming without first procuring a license from the board and paying a fee of one hundred dollars ($100.00). Each license issued shall expire on April 30 next after the issuance of the license. If a license is obtained on or after September 1 of any year, the person obtaining same shall pay a fee in proportion to the number of months of the year remaining until April 30. The license may be renewed by eligible applicants prior to May 1 each year upon application and payment of the required fee. An application for a license to operate a livestock market shall be in writing upon a form furnished by the board, and shall be accompanied by the required fee. If the board does not issue a license or renewal, the fee shall be returned to the applicant.
W.S. 11-22-104