North Brunswick Township

Middlesex County

Certificate of Occupancy

Required

Certificate

Home Sale Certificate

Issued by

Building Division (Construction Official), Department of Community Development

Requirements

Township reviews the property's permit and inspection history
No open or outstanding construction permits or inspections
Permitted work must have its final approvals
Any work done without a required permit must be permitted and inspected (the form asks about A/C, furnace, boiler and water heater replacements in the past 10 years, plus generator, radon system, addition, finished basement, fireplace or wood stove, shed over 200 sq ft, pool, hot tub, deck and gazebo)
Owner signs a notarized certification on the application
Permits and Certificates of Approval issued through this process are sent to the Tax Assessor and can lead to an added assessment
If the seller will not do it, the buyer's attorney can request a waiver on law firm letterhead so the buyer takes on the Home Sale Certificate after closing; the home cannot be occupied during renovations (other than minor work) until the certificate is issued

Fees

Home Sale Certificate, single-family home	$150
Home Sale Certificate, condo, townhouse or mobile home	$125

Timing

Start as early as possible before closing so open permits, inspections or unpermitted work can be cleared

Valid for

120 days; one administrative extension of up to 30 days

Phone

732-247-0922 ext. 450

Required

Requirements

Smoke alarms on every level including basements (not attics or crawl spaces) and outside each sleeping area
Battery smoke alarms must be 10-year sealed battery alarms; existing hard-wired alarms must be kept and cannot be replaced by battery units
CO alarm within 10 feet of every bedroom (battery, hard-wired or plug-in; combination smoke/CO alarms are acceptable)
Fire extinguisher still required on the July 2026 sheet: listed, labeled, charged and operable, rated at least 2A:10BC (4, 5 or 6 lb ABC), under the kitchen sink or within 10 feet of the kitchen exit path; it does not need to be mounted
Application and payment must be made before an inspection is scheduled
Certificate valid for 60 days and not transferable

Fees

Smoke/CO/extinguisher inspection, requested 10 business days ahead	$50
Smoke/CO/extinguisher inspection, requested 6 to 9 business days ahead	$100
Smoke/CO/extinguisher inspection, requested 5 business days ahead	$150
Additional fee for a two-family home (and each additional unit in a multi-family home)	$50
Missed appointment or reinspection	$25

Timing

Apply 10 or more business days before closing for the lowest fee; the certificate expires 60 days after issue

Phone

732-247-0922 ext. 290

Last checked September 30, 2026

Sources