The Oklahoma Real Estate Commission shall issue every real estate license for a term of thirty-six (36) months with the exception of a provisional sales associate license whose license term shall be for twelve (12) months. License terms shall not be altered except for the purpose of general reassignment of the terms which might be necessitated for maintaining an equitable staggered license term system. The expiration date of the license shall be the end of the twelfth or thirty-sixth month, whichever is applicable, including the month of issuance. Fees shall be promulgated by rule, payable in advance, and nonrefundable.
Okla. Stat. tit. 59, § 858-307.1