Wyo. Stat. § 9-4-811: "Time deposit, open account"; payment of interest; accounts of monies.

Interest paid by banks or credit unions on public funds on time deposit, open account shall be paid to the state treasurer quarterly on the first business day of January, April, July and October as required by the state treasurer. The state treasurer shall require, and every depository shall keep accurate accounts of all monies deposited with it, showing the amounts deposited and when deposited.