Zoning, building permits and septic rules in Borough of North Irwin, Pennsylvania
Borough of North Irwin is a borough in Westmoreland County, Pennsylvania. 5 rules below are quoted from official sources and independently re-checked, most recently on October 24, 2026. Rules for unincorporated land are on the Westmoreland County page.
Answers from the rulebook for Borough of North Irwin
Borough of North Irwin’s own rules
Building permitRequired
Individual mobile homes inside North Irwin borough that are not located in a mobile home park.
The individual mobile home must be in an area permitted by Chapter 350, Zoning.
A zoning permit and a building permit are required.
This provision does not require a mobile-home-park permit for the individual mobile home.
“required to obtain zoning and building permits”
Manufactured homesAllowed (with conditions)
Individual mobile homes inside North Irwin borough outside a mobile home park.
The mobile home must be permitted in the applicable Chapter 350 zoning area.
A zoning permit and building permit are required.
The mobile home must comply with all other applicable municipal ordinances and regulations governing single-family homes.
“A transportable, single-family dwelling intended for permanent occupancy”
Off-grid sanitationProhibited
Property inside North Irwin borough that is required to connect to the qualifying public sanitary sewer.
The prohibition applies only to an owner, lessee, or occupier required to connect under the Borough public-sewer rule.
The listed prohibited disposal means include a septic tank, cesspool, privy vault, mine hole, or otherwise.
“It shall be unlawful [...] other than into and through said public sanitary sewers.”
Subdividing landRegulated (with conditions)
Subdivision and land development inside North Irwin borough.
The published chapter contains general provisions, procedures, plan requirements, design principles, required improvements, administration, and enforcement.
“Chapter 300 Subdivision and Land Development”
Permit feesVariable (with conditions)
Fees and costs for Borough construction-code administration and enforcement inside North Irwin borough.
Fees and costs are established by Borough Council resolution from time to time.
The opened ordinance did not state a current dollar schedule.
“fees and costs shall be established by the Borough Council”
Still unanswered
We looked and could not find an official answer yet. Silence is not permission; ask Borough of North Irwin or Westmoreland County directly.
Owner-builder exemption — Owner-built residential construction inside North Irwin borough.
Inspections — Residential construction inside North Irwin borough.
Certificate of occupancy — New residential occupancy inside North Irwin borough.
Minimum lot size — Residential zoning districts inside North Irwin borough.
16 more unanswered
Setbacks
Lot coverage
Building height
Living in an RV
Camping on your land
Tiny homes
Accessory dwellings
Who permits septic
Septic permit
Septic inspection
Well permit
Agricultural exemption
Driveway access
Building in a floodplain
Short-term rentals
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 Borough of North Irwin publishes no rule on the point, not that none exists. Westmoreland County’s page lists the county offices to call.
Off-grid gear
Going off-grid in Borough of North Irwin means bringing your own water and power. The kit we’d start with: