22 Tex. Admin. Code § 137.14
(a) A license holder who does not wish to maintain a license, the legal guardian of the license holder, or other legal representative of the license holder may voluntarily surrender the license by submitting a request in writing provided that the license holder:
Source Note:The provisions of this §137.14 adopted to be effective January 1, 2006, 30 TexReg 8687; amended to be effective December 10, 2006, 31 TexReg 9832.