(a) A Dealer's Aircraft Registration Certificate expires 1 year after the date it is issued. Each additional certificate expires on the date the original certificate expires.
(b) The holder of a Dealer's Aircraft Registration Certificate shall immediately notify the FAA Aircraft Registry of any of the following—
(1) A change of his name;
(2) A change of his address;
(3) A change that affects his status as a citizen of the United States; or
(4) The discontinuance of his business.