Septic permit rules and requirements in Indiana
In Indiana, the state sets the rule. The septic permit comes from your local health department. The code is 410 IAC 6-8.3. 410 IAC 6-8.3, Sections 51 and 53 · checked 2026-09-11
Onsite Sewage Systems Program
Writes the rules
checked 2026-09-23
Your local health department
Issues the permit
checked 2026-09-11
410 IAC 6-8.3
Code section
checked 2026-09-23
Who decides a septic permit in Indiana
Your local health department issues the permit. The state sets the floor through the Onsite Sewage Systems Program, Environmental Public Health, Indiana Department of Health.
State rules place septic permits under local boards of health. Each local health department must approve or deny every permit request.
410 IAC 6-8.3, Sections 51 and 53 · checked 2026-09-11
The office publishes its own page on this: Indiana Department of Health — Onsite Sewage Systems Program.
This is the program's current web address, listed in the department's own site menu.
Indiana Department of Health — Onsite Sewage Systems Program · checked 2026-09-23
The floor state law sets
The rules that govern every septic system in Indiana are 410 IAC 6-8.3 — Residential On-Site Sewage Systems. Every local permit is issued under them.
The rule sets build and design steps for home septic systems statewide. It covers homes with no link to a public sewer line.
Indiana Administrative Code, Title 410, Article 6, Rule 8.3 · checked 2026-09-23
Indiana counties on this site
We have not published a Indiana 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 local health department before you spend money on it.