(a) Except as provided in subsections (b) and (c), each municipal business license shall be due on January 1st of each year and shall be renewed annually on or before the 31st day of January, provided that a municipality that imposed a delinquency date as of January 1, 2006, that was later than January 31 may elect, by adoption of an ordinance, to impose a February 15 delinquency date.
(b) If the due date for payment of any business license hereunder falls on a weekend or a holiday recognized by the municipality from time to time, the due date shall automatically be extended until the next business day.
(c) Notwithstanding subsection (a), insurance company licenses shall be renewed annually on or before March 1, in accordance with Section 11-51-122.
(d) Any municipality may, in its discretion, grant a discount for payment of the applicable business license tax prior to the due date prescribed above. The amount and terms of the discount shall be established by ordinance of the governing body of the municipality.