For the purpose of meeting disbursements for pensions, annuities, and other payments, cash may be kept on deposit in one or more banks or trust companies of the State of Louisiana, organized under the laws of the state or of the United States; this amount shall not exceed ten per centum of the total amount in the several funds of the retirement system. The sum on deposit in any one bank or trust company shall not exceed twenty-five per centum of the paid-up capital and surplus of the depository bank or trust company.
La. Consolidated Public Retirement § 11:1183