16 Tex. Admin. Code § 50.24
The holder of a certificate issued under this subchapter must maintain a current mailing address, telephone number, and email address on file with the Seller/Server Training Division. The holder shall file any changes to its mailing address, telephone number, or email address within seven (7) business days of the change, through the agency-designated reporting system or by mailing the Seller/Server Training Division at TABC, P.O. Box 13127, Austin, Texas 78711.
Source Note:The provisions of this §50.24 adopted to be effective January 1, 2011, 35 TexReg 7054; amended to be effective February 13, 2023, 48 TexReg 662; amended to be effective April 14, 2025, 50 TexReg 2381.