Westfield Town

Union County

TextClient checklist

Certificate of Occupancy

Not required
Phone
908-789-4125
Official page

Smoke and CO alarm certificate

Required
Requirements
  • Ten-year sealed battery smoke alarms; A/C-powered alarms from original construction may not be replaced with battery alarms
  • Smoke detectors on every level (basement, first floor, second floor, excluding crawl spaces and unfinished attics) and outside sleeping areas
  • CO detectors outside each sleeping area in the hallway; two are needed if bedrooms are on different levels or wings; plug-in CO detectors are allowed
  • Homes with a central station fire alarm need a letter from the monitoring company stating the system works
  • Open construction permits must be closed before the certificate is issued
  • Fire extinguisher no longer required as of March 14, 2025

Westfield Fire Department, Bureau of Fire Prevention

Fees
Inspection scheduled more than 10 business days after payment received$100.00
Inspection scheduled 4 to 10 business days after payment received$125.00
Inspection scheduled fewer than 4 business days after payment received$150.00
Timing
Lowest fee when the inspection is scheduled more than 10 business days after payment is received; inspections Tuesdays and Thursdays, 9:00am to 12:00pm
Phone
908-789-4145
ApplicationOfficial page
Last checked October 2, 2026
Sources
  1. https://www.westfieldnj.gov/Faq.aspx?QID=224
  2. https://www.westfieldnj.gov/547/Building-Construction

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