(a) A registration expires at the end of every other year on the anniversary of the registration unless it is renewed as provided in this section.
(b) Before a registration expires, the registrant may renew it for an additional 2-year term, if the registrant:
(1) otherwise is entitled to be registered;
(2) files with the Commissioner a renewal application on the form that the Commissioner requires; and
(3) pays to the Commissioner a renewal fee of $50.
(c) An application for renewal of a registration shall be considered made in a timely manner if it is postmarked on or before the anniversary date of the registration of the year of renewal.