Buchanan County, Missouri
Village of Agency is a village in Buchanan County, Missouri. Septic permits inside Village of Agency come from Buchanan County. 6 rules below are quoted from official sources and independently re-checked, most recently on November 5, 2026. Rules for unincorporated land are on the Buchanan County page.
Village building-permit applications inside Agency village limits.
building permit fee multiplier: per 0.1 per square foot
“Total Building Permit Fee is figured by the total Square Footage Multiplied by 0.10.”
Village building-permit applications inside Agency village limits.
“When the application has been reviewed the clerk will contact you for payment.”
Village of Agency does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.
Onsite wastewater permitting inside Agency village limits; Missouri identifies Buchanan County Commission as the authority for Buchanan County except the City of St. Joseph.
“Buchanan County Commission (everything except City of St. Joseph)”
Construction, major modification, or major repair of an onsite sewage disposal system inside Agency village limits.
“Except as otherwise provided in section 701.031, no person may [...] construct [...] an on-site sewage disposal system without [...] obtaining a construction permit.”
Sanitary disposal for occupied buildings inside Agency village limits.
“Property owners of all buildings where people live, work or assemble shall provide for the sanitary disposal of all domestic sewage.”
Water-well construction or repair inside Agency village limits.
“A non-restricted water well installation permit is required to construct or repair a water well in Missouri.”
We looked and could not find an official answer yet. Silence is not permission; ask Village of Agency or Buchanan 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 Village of Agency publishes no rule on the point, not that none exists. Buchanan County’s page lists the county offices to call.
Off-grid gear
Going off-grid in Village of Agency means bringing your own water and power. The kit we’d start with:
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