Bolthole Index

Butler County, Pennsylvania

Zoning, building permits and septic rules in Donegal Township, Pennsylvania

Donegal Township is a township in Butler County, Pennsylvania. Donegal Township has not adopted its own zoning; the county’s or state’s rules apply inside its limits. Septic permits inside Donegal Township come from Donegal Township. 16 rules below are quoted from official sources and independently re-checked, most recently on November 6, 2026. Rules for unincorporated land are on the Butler County page.

Answers from the rulebook for Donegal Township

Donegal Township’s own rules

  • Building permitRequired

    Projects undertaken by residents inside Donegal Township.

    • Contact the Donegal Township Office first; the Township states permit information then goes to Richardson Inspection Services LLC.
    • Projects started without a permit are subject to a fine of three times the permit amount.

    unpermitted-project fine: three times the amount of the permit

    “It is the Resident's responsibility to obtain a building permit.”
  • Local zoningAbsent

    Land inside Donegal Township, Butler County, Pennsylvania.

    • The Township describes the area as agricultural; non-zoning requirements, including sewage and subdivision requirements, may still apply.
    “Donegal Township has no Zoning, it is Agricultural.”
  • Zoning districtsNot published

    Zoning districts inside Donegal Township.

    • Donegal Township states it has no zoning.
    “Donegal Township has no Zoning, it is Agricultural.”
  • Minimum dwelling sizeNone

    Dwellings inside Donegal Township, as a zoning dimensional control.

    • This is not a finding that construction-code or sewage standards do not apply.
    “Donegal Township has no Zoning, it is Agricultural.”
  • Minimum lot sizeNone

    Lots inside Donegal Township, as a zoning dimensional control.

    • This does not eliminate subdivision, sewage, floodplain, deed, or other non-zoning constraints.
    “Donegal Township has no Zoning, it is Agricultural.”
  • SetbacksNone

    Structures inside Donegal Township, as a zoning setback control.

    • This does not eliminate sewage, floodplain, road, utility, deed, or other non-zoning separation requirements.
    “Donegal Township has no Zoning, it is Agricultural.”
  • Lot coverageNone

    Lots inside Donegal Township, as a zoning lot-coverage control.

    • This does not eliminate stormwater, floodplain, sewage, deed, or other non-zoning constraints.
    “Donegal Township has no Zoning, it is Agricultural.”
  • Building heightNone

    Structures inside Donegal Township, as a zoning height control.

    • This does not eliminate construction-code, airport, utility, deed, or other non-zoning height constraints.
    “Donegal Township has no Zoning, it is Agricultural.”
  • Living in an RVUnrestricted

    RV occupancy on private land inside Donegal Township, as a zoning matter.

    • This finding is limited to land-use zoning; sewage, building-permit, health, subdivision, and other applicable rules may still limit a particular use.
    “Donegal Township has no Zoning, it is Agricultural.”
  • Camping on your landUnrestricted

    Temporary camping on private land inside Donegal Township, as a zoning matter.

    • This finding is limited to land-use zoning; sewage, building-permit, health, subdivision, and other applicable rules may still limit a particular use.
    “Donegal Township has no Zoning, it is Agricultural.”
  • Tiny homesUnrestricted

    Tiny-home occupancy inside Donegal Township, as a zoning matter.

    • This finding is limited to land-use zoning; building, sewage, health, subdivision, and other applicable rules may still apply.
    “Donegal Township has no Zoning, it is Agricultural.”
  • Manufactured homesUnrestricted

    Manufactured-home occupancy inside Donegal Township, as a zoning matter.

    • This finding is limited to land-use zoning; building, sewage, health, subdivision, and other applicable rules may still apply.
    “Donegal Township has no Zoning, it is Agricultural.”
  • Accessory dwellingsUnrestricted

    Accessory dwellings inside Donegal Township, as a zoning matter.

    • This finding is limited to land-use zoning; building, sewage, health, subdivision, and other applicable rules may still apply.
    “Donegal Township has no Zoning, it is Agricultural.”
  • Who permits septicLocal (with conditions)

    On-lot sewage matters inside Donegal Township.

    • Pennsylvania regulations require permits and inspections by the local agency for covered on-lot systems.
    “Sewage Enforcement Officer - David Ice - 724-894-2302”
  • Permit processPartial

    Building-permit requests inside Donegal Township.

    • The published process says to contact the Township Office first, after which permit information goes to Richardson Inspection Services LLC.
    • The page does not publish a complete application, review, inspection, or issuance process.
    “To obtain a permit, contact the Donegal Township Office FIRST, then the permit information will go on to Richardson Inspection Services LLC at 724-406-0031.”

Rules another office applies inside Donegal Township

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

  • Off-grid sanitationLimited

    Off-grid sanitation systems inside Donegal Township.

    • A permit is not required for a recycling, incinerating, composting, or other water-conservation toilet only where the existing on-lot system will not be altered.
    • Other on-lot systems are subject to the permit rule and its stated exceptions.
    “A permit is not required for the installation of a recycling toilet, incinerating toilet, composting toilet or other type of water conservation device where the existing onlot system will not be altered.”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Donegal Township or Butler County directly.

  • Owner-builder exemption — Owner-built dwellings inside Donegal Township.
  • Building code adopted — Building construction inside Donegal Township.
  • Inspections — Building work inside Donegal Township.
  • Certificate of occupancy — Buildings inside Donegal Township.
  • Well permit — Private wells inside Donegal Township.
7 more unanswered
  • Mandatory utility hookup
  • Agricultural exemption
  • Shed and accessory-building permit exemption
  • Driveway access
  • Building in a floodplain
  • Short-term rentals
  • Permit fees

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

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