The state ceiling on the issuance of private activity bonds as defined in Section 146 of the Internal Revenue Code of 1986 established in the act must be certified annually by the Secretary of the State Fiscal Accountability Authority (the state authority) based upon the provisions of the act. The secretary of the state authority shall make this certification as soon as practicable after the estimates of the population of the State of South Carolina to be used in the calculation are published by the United States Bureau of the Census but in no event later than February first of each calendar year.