1. The senate shall establish a revolving fund which shall be funded annually by appropriation and which shall receive funds paid or transferred to the senate for printing, duplicating, postage, computer services, surplus property, refunds from vendors, personal reimbursements, or any other goods or services for which there is a fee charged by the senate. The state treasurer shall be custodian of the fund and shall make disbursements from the fund for those things authorized by the senate committee on accounts, assignments and clerical force as provided by rules of the senate and as appropriated by the general assembly and expended as provided in section 21.230.

2. An unexpended balance in the fund at the end of the biennium not exceeding five thousand dollars is exempt from the provisions of section 33.080 relating to the transfer of unexpended balances to the ordinary revenue fund.