On-Site Sewage Facilities (Including Septic Systems)
Permitting, maintenance, and construction requirements for on-site sewage facilities-including septic systems. Information for local governments wanting to become authorized agents of TCEQ so they can run their OSSF program. Information about how to make a complaint related to these facilities.
Rule Changes Project
This staff-initiated rulemaking project will improve the clarity and consistency of the rules, reflect current practices and capabilities, and implement legislative input. Staff estimates for it to be completed by Spring 2026.
OSSF Petitions Project
This rulemaking project—initiated by petitions—was completed July 2023.
Information for Homeowners
What to do if you need to choose, install, or maintain an on-site sewage facility (OSSF or septic system).
Information for Licensees
If you hold or would like to acquire an OSSF license, find out how to get training, pay fees, or renew your license.
Information for Regulators
Find licensed OSSF professionals, TCEQ-approved products, reporting information, and rules.
Getting a Permit for an On-Site Sewage Facility - Such as a Septic System
Permitting for on-site sewage facilities, including septic systems, pump-out stations, holding tanks, and hauling systems
Permitting Data for On-Site Sewage Facilities (Septic Systems)
Annual data reports of types of on-site sewage facilities (OSSF) or septic systems installed by county and by year.
Texas On-Site Wastewater Treatment Research Council (TOWTRC) Projects and Reviews
Texas On-Site Wastewater Treatment Research Council (TOWTRC) research projects and associated reviews.