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WatchdogResale CO checklist

Leonia Borough

Bergen County, New Jersey · Checked October 4, 2026

Certificate of Occupancy Required

Certificate of Resale/Rental Occupancy (CRO, also called CCO) · Borough of Leonia Building Department (Public Officer / property maintenance inspection)

  • Online CRO application with the new owner's details and the closing date
  • All open permits must have a final inspection before a CRO inspection can be scheduled (Building Department guidance)
  • Separate Certificate of Smoke Alarm, Carbon Monoxide Alarm and Secondary Power Supply Identification Label compliance with its own inspection and fee
  • Secondary power supply (generator, solar, battery) must be identified on the application; at least one option must be checked
  • Owner certifies the house meets zoning and that no rubbish, debris or bulk garbage will be left before the new occupancy
  • Resale-only certificates (buyer not occupying) need a notarized letter from the purchaser's attorney
CRO inspection scheduled within 7 days (current online form)$150
CRO inspection scheduled within 14 days (current online form)$125
CRO inspection scheduled 15 days or more ahead (current online form)$100
CRO reinspection (current online form)$50
Certificate of sale/rental occupancy, inspection fee three weeks before inspection date (Code Section 123-23F; lower than the current form)$50
Certificate of sale/rental occupancy, two weeks before (Code)$75
Certificate of sale/rental occupancy, one week before (Code)$100

Smoke and CO alarm certificate Required

  • Smoke alarms and carbon monoxide alarms per N.J.A.C. 5:70-4.19 (see the Borough's CSACMAC requirements sheet)
  • Secondary power supply identification label where a generator, solar or battery system exists (listed on the Borough form)
  • No fire extinguisher: the Borough says the fire extinguisher requirement has been removed

Leonia Fire Prevention Bureau

Smoke & CO certification inspection within 7 days (current online form)$150
Smoke & CO certification inspection within 14 days (current online form)$125
Smoke & CO certification inspection 15 days or more ahead (current online form)$100
Certificate of smoke alarm and CO alarm compliance, more than 10 business days before inspection (Code Section 136-13)$100
Four to 10 business days before inspection (Code)$125
Fewer than four business days before inspection (Code)$150
Reinspection per occurrence (Code)$50