Clark County, Idaho
Dubois is a city in Clark County, Idaho. Septic permits inside Dubois come from Dubois. 3 rules below are quoted from official sources and independently re-checked, most recently on November 2, 2026. Rules for unincorporated land are on the Clark County page.
Dubois does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.
Septic systems on land inside Dubois city limits (Clark County, Idaho): Eastern Idaho Public Health issues septic permits and approves changes, and inspects the system before it is covered
“any changes must be approved by eastern idaho public health prior to changes being made.”
New or replacement septic systems on land inside Dubois city limits (Clark County, Idaho)
permit validity: 2 years (renewal available for an additional cost of $50.00)
“submit application for permit: completely fill out application, submit with plot plan and building plan. applications cannot be processed without payment of fee.”
Septic systems installed on land inside Dubois city limits (Clark County, Idaho)
“final inspection mandatory: it is necessary to have the system inspected by an environmental health specialist prior to covering in order to determine if the system was installed in accordance with the issued permit.”
We looked and could not find an official answer yet. Silence is not permission; ask Dubois or Clark County directly.
Each answer was extracted from an official source and independently re-checked against that source by a second reviewer. That is an evidence check, not legal advice. Rules change; confirm with the authority before you buy or build.
Unanswered questions are usually a sign that Dubois publishes no rule on the point, not that none exists. Clark County’s page lists the county offices to call.
Off-grid gear
Going off-grid in Dubois means bringing your own water and power. The kit we’d start with:
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