37 Tex. Admin. Code § 6.92
The certification of a qualified handgun instructor expires on December 31 following the second anniversary after the date of certification. To renew certification, an instructor must pay a fee of $100 and successfully complete the retraining courses required by the department. An instructor whose certificate has expired may renew the certificate up to two years after its expiration. After two years, the instructor must reapply as a new instructor applicant.
Source Note:The provisions of this §6.92 adopted to be effective August 10, 2008, 33 TexReg 6149.