Once you've entered your Facility and Chemical data into Tier II Online:
You should do a final review of your data before submitting to the State. You can view/print a PDF version of the report for easier review. Make sure your data is correct, complete, report year is accurate, etc.
Submit Tier II Online .zip files/reports to: T2Sdatafiles@tceq.texas.gov
Requests for TXT2 Numbers or general assistance may be submitted via email to email@example.com or via telephone at 800-452-2791 or 512-239-5060.
More information from Texas website: https://www.tceq.texas.gov/permitting/tier2/