Bolthole Index

Sumner County, Tennessee

Zoning, building permits and septic rules in Millersville, Tennessee

Millersville is a city in Sumner County, Tennessee. Septic permits inside Millersville come from the state health agency. 3 rules below are quoted from official sources and independently re-checked, most recently on October 18, 2026. Rules for unincorporated land are on the Sumner County page.

Answers from the rulebook for Millersville

Rules another office applies inside Millersville

Millersville does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.

  • Who permits septicState (with conditions)

    Subsurface sewage disposal systems serving property inside Millersville city limits when a septic system is used.

    • The source describes permitting for construction, modification, or repair of a septic system.
    • The applicant may need a detailed site plan or soils map; a TDEC Environmental Scientist conducts the site evaluation.
    “A TDEC Environmental Scientist will conduct a site evaluation to determine the type of septic system required for your property.”
  • Septic permitRequired

    Construction, modification, or repair of a septic system serving property inside Millersville city limits.

    • A TDEC Environmental Scientist conducts a site evaluation.
    • The Environmental Scientist may request a detailed site plan or a soils map from a private licensed soil consultant.
    • If issued, the applicant provides the permit to a licensed installer.
    “A septic system permit is required for the construction, modification or repair of a septic system.”
  • Septic inspectionRequired

    Installed septic systems serving property inside Millersville city limits.

    • The installer contacts the local Environmental Scientist to schedule the final inspection before the system is covered.
    • A Certificate of Completion is issued if installation is approved.
    “When installation is complete, the installer will contact the local Environmental Scientist to schedule a final inspection before the system is covered. If the septic system installation is approved, the Environmental Scientist will issue a Certificate of Completion.”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Millersville or Sumner County directly.

  • Building permit — Residential construction inside Millersville city limits.
  • Owner-builder exemption — Owner-built residences inside Millersville city limits.
  • Building code adopted — Building-code adoption for construction inside Millersville city limits.
  • Inspections — Building inspections for construction inside Millersville city limits.
  • Certificate of occupancy — Certificates of occupancy for buildings inside Millersville city limits.
22 more unanswered
  • Local zoning
  • Zoning districts
  • Minimum dwelling size
  • Minimum lot size
  • Setbacks
  • Lot coverage
  • Building height
  • Living in an RV
  • Camping on your land
  • Tiny homes
  • Manufactured homes
  • Accessory dwellings
  • Off-grid sanitation
  • Well permit
  • Mandatory utility hookup
  • Agricultural exemption
  • Subdividing land
  • Driveway access
  • Building in a floodplain
  • Short-term rentals
  • Permit fees
  • Permit process

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 Millersville publishes no rule on the point, not that none exists. Sumner County’s page lists the county offices to call.

Off-grid gear

Going off-grid in Millersville means bringing your own water and power. The kit we’d start with:

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