IN-PERSON SERVICES FOR THE OFFICE OF THE TEXAS SECRETARY OF STATE HAVE MOVED TO 400 W. 15TH STREET. PARKING DETAILS AND MORE INFORMATION
Apostille/Authentication services now available by appointment on Tuesdays, Wednesdays and Thursdays. Walk-in service available Mondays and Fridays. More Information
Election Notice:  Early voting for the March 3, 2026 Primary Election runs from Tuesday, February 17, 2026 – Friday, February 27, 2026  |  Last day to apply for ballot by mail (received, not postmarked) is Friday, February 20, 2026  |  ID requirements for voting in person  |  ID requirements for voting by mail  |  Visit VoteTexas.gov for more election information

Liaison Center Guide

Need an SOS Portal account? SOS Portal is the hub for all our new agency online services. You will need an SOS Portal account to access the Texas Register Liaison Center.

Ready to submit a Texas Register filing or Open Meeting?

The following videos walk you step-by-step on how to submit a miscellaneous document, rulemaking submission, and open meetings.

Miscellaneous Document Submission

Rulemaking Submission

Open Meetings

Texas Register Quick Reference Guides


Texas Administrative Code


Texas Register Filings

Open Meetings

Texas Register Submissions

Access and Subscriptions

Download the Complete Liaison Filing Guide (PDF)


Example Filing Documents

Examples of properly formatted Texas Register filing documents: