S.C. Code Ann. § 40-47-43: Renewal of expired license.

A person submitting an application for renewal within one year after the expiration of the previous authorization period shall:

(1) submit a completed application on a form provided by the board;

(2) pay a renewal fee;

(3) pay a late fee of one hundred dollars for any part of each month during which the license was lapsed;

(4) provide evidence of compliance with applicable continued competency requirements; and

(5) provide a statement under oath relating any practice activity following the expiration of the previous renewal period. If unauthorized practice occurred following the expiration of the previous renewal period, a penalty of one thousand dollars must be imposed for any portion of each month in which unauthorized practice occurred. The penalty must be paid in full before the license may be renewed by the department unless otherwise provided by the board.