Septic permit rules and requirements in Idaho
In Idaho, the state sets the rule. The septic permit comes from your public health district. The code is IDAPA 58.01.03. Idaho Department of Environmental Quality — Septic and Septage · checked 2026-09-11
Idaho Department of Environmental Quality
Writes the rules
checked 2026-09-23
Your public health district
Issues the permit
checked 2026-09-11
IDAPA 58.01.03
Code section
checked 2026-09-23
Who decides a septic permit in Idaho
Your public health district issues the permit. The state sets the floor through the Idaho Department of Environmental Quality.
The department writes septic rules for Idaho. Public health districts issue the permits, not the department.
Idaho Department of Environmental Quality — Septic and Septage · checked 2026-09-11
The office publishes its own page on this: Idaho Department of Environmental Quality — Septic and Septage.
The page's own canonical tag names this address as its own link.
Idaho Department of Environmental Quality — Septic and Septage · checked 2026-09-23
The floor state law sets
The rules that govern every septic system in Idaho are IDAPA 58.01.03 — Individual/Subsurface Sewage Disposal Rules and Rules for Cleaning of Septic Tanks. Every local permit is issued under them.
Section 001 sets the rule's scope. It covers every septic system in Idaho. It sets rules for an installation permit and an installer permit.
Idaho Administrative Code, IDAPA 58.01.03 · checked 2026-09-23
Idaho counties on this site
We have not published a Idaho 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 public health district before you spend money on it.