Notwithstanding Code Section 33-9-14, each rating organization possessing a license of indefinite term pursuant to such Code section shall owe and pay to the Commissioner an annual fee as provided in Code Section 33-8-1 in advance on account of such license until its final termination. Such fee shall be for periods commencing on July 1 of each year and ending on June 30 and shall be due and payable on March 1 of each year and shall be delinquent on April 1 of each year.