You are here: Home Downloads Permits, Registrations, and Reporting On Site Sewage Facilities OSSF Products Treatment System Not Approved Not Approved Downloads folder for Not Approved https://www.tceq.texas.gov/downloads/permitting/ossf/products/treatment-system/not-approved https://www.tceq.texas.gov/@@site-logo/TCEQ-1072x1072.png Not Approved Downloads folder for Not Approved There are currently no items in this folder.