Texas Health and Safety Code - HEALTH & SAFETY § 142.0105. License Renewal

(a) A person who is otherwise eligible to renew a license may renew an unexpired license by submitting a completed application for renewal and paying the required renewal fee to the department not later than the 45th day before the expiration date of the license. A person whose license has expired may not engage in activities that require a license.

(b) An applicant for a license renewal who submits an application later than the 45th day before the expiration date of the license is subject to a late fee in accordance with department rules.

(c) Not later than the 120th day before the date a person's license is scheduled to expire, the department shall send written notice of the impending expiration to the person at the person's last known address according to the records of the department. The written notice must include an application for license renewal and instructions for completing the application.