Septic permit rules and requirements in Ohio
In Ohio, the state sets the rule. The septic permit comes from your board of health of a city or general health district. Ohio Administrative Code 3701-29-09 · checked 2026-09-12
Your board of health of a city or general health district
Issues the permit
checked 2026-09-12
Who decides a septic permit in Ohio
Your board of health of a city or general health district issues the permit. The state sets the floor.
No person may install or alter a system without a permit from the board of health. Ohio permits through city and general health districts, not through county government.
Ohio Administrative Code 3701-29-09 · checked 2026-09-12
Ohio counties on this site
We have not published a Ohio county page yet. A county earns a page when we hold facts unique to it. Until then this page is the answer for every county in the state.
Telling us your county is how we decide which one to build next.
Sources
State records only. Each figure above has a government source and a checked-on date. County figures live on the county pages.
Verify before you act. Septic rules are set locally and they change. Check anything here with your board of health of a city or general health district before you spend money on it.