Wyo. Stat. § 9-3-605: Employer contributions.

Each employer subject to this article shall pay into the fund a contribution equal to twelve and ninety-six hundredths percent (12.96%) until June 30, 2014, and for the period from July 1, 2014 through June 30, 2015, thirteen and eighty-six hundredths percent (13.86%) and thereafter fourteen and eighty-eight hundredths percent (14.88%) of all salaries paid to its employees. These contributions, together with the employees' contributions, shall be transferred and credited to the retirement program in a manner the board directs.