30 Miss. Code. R. 1001-5.5
Licensees shall be required to pay Two Hundred and No/100 Dollars ($200.00) for renewals made after December 31st of each odd-numbered year but prior to March 31st in the immediately succeeding even-numbered year following expiration.
Licenses which have expired on December 31st in odd-numbered years and have not been renewed by March 31st in the immediately succeeding even-numbered year are no longer valid.
A late renewal made by mail is deemed received upon the post-mark date as marked on the envelope. In the absence of a post-mark date on the envelope, a late renewal is deemed received by the Board upon the actual date of receipt. An on-line late renewal is deemed received by the Board as of the date of its electronic submission.
30 Miss. Code. R. 1001-5.5