Resale CO checklist

Readington Township

Hunterdon County, New Jersey · Checked October 4, 2026

Certificate of Occupancy Required

Construction Records Clearance (CRC) · Readington Township Construction Code Office (enforcing agency)

Records check by the construction office: no open construction permits on the property
Any open permits must get final inspections and the proper Uniform Construction Code certificates before the CRC is issued
Exempt transfers (for example spouse to spouse, parent and child, estate distribution, refinancing, deed corrections) do not need a CRC as long as no change in physical occupancy occurs

Construction Records Clearance, 6 to 12 business days	$40.00
Construction Records Clearance, 1 to 5 business days	$70.00

Phone: (908) 534-2164
Timing: Code says to apply with the fee at least 10 business days before the change of ownership or occupancy; the fee is lower when filed 6 to 12 business days ahead.
Good for: 6 months from the date of issue, unless a change in occupancy has occurred
Application: https://www.readington.gov/government/forms/construction/56-construction-record-clearance-crc/file

Smoke alarms as required for the year the home was built or renovated (for example, homes before 1977 need 10-year sealed battery alarms on all levels including the basement and within 10 feet outside all bedrooms; later homes must keep hardwired and interconnected alarms)
Hardwired smoke alarms may not be replaced with battery alarms; the most recent approved configuration must be kept
Carbon monoxide alarms within 10 feet outside every bedroom; battery or plug-in units allowed for homes built before 2016; alarms no older than 10 years
All alarms must be UL listed and replaced at end-of-life signal or 10 years from manufacture; smoke alarms at least 36 inches from ceiling fans and vents
Homes with a generator, solar panels, battery storage or other secondary power source need reflective 'CAUTION MULTIPLE SOURCES OF POWER' labels (ANSI Z535.4) within 18 inches of the main electrical panel and meter
House numbers at least 4 inches high, reflective or high-contrast, facing the access road
A fire alarm or combined burglar/fire alarm system that does not meet the listed requirements will not pass; finished basements are reported to the building department

Smoke alarm and CO alarm certificate, completed application and fee received 11 or more business days before closing	$55.00
Received 10 or fewer and at least 4 business days before closing	$100.00
Received less than 4 business days before closing	$160.00
Re-inspection, per re-inspection	$55.00

Phone: 908-806-6314
Timing: Fee depends on business days between receipt of the completed application and fee and the closing date: 11 or more business days for the lowest fee. Inspections are on Wednesdays. The Township page recommends applying a couple of weeks before closing and says the certificate is good for 90 days.
Application: https://www.sdlportal.com/towns/nj/hunterdon/raritantwp/forms/793b5cf4-0801-4827-a196-2d7a394cc3df?&mobile=1&embedded=7fb156eb-b206-4814-8b6b-fe7f17dea4a6