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State of New Jersey-Department of Environmental Protection-Bureau of Mobile Sources
State of New Jersey Department of Environmental Protection
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Emission Repair Technician Certification (ERT)
Please click the link below that you are interested in: Program Frequently Asked Questions Time Applying to Become an ERT? Start Here! ERT? Click Here Certificate and ID Cards – Check Status or Request Duplicate Verify or Update Your E-mail Address Documents and Forms Test Prep Resources Course – Modules and Assessment

ERT Resource for Vehicle Repair Information and Advisories: 
Fuel System Monitor Advisory

Please Contact…

DEP Bureau of Mobile Sources
(609) 292-7953

MVC Business Licensing Services Bureau
(609) 292-6500 ext. 5014
Click HERE for Additional Contact Info

If you have questions regarding….







Emission Repair Technician (ERT) Information

Emission Repair Facility (ERF) Information/Shop Renewals

NJ-CERT Course Assistance

Private Inspection Facility (PIF) Shop Information

Tampering Compliance Assistance

Inspector Licensing (INL)

Vehicle Repair Information & Advisories

Inspector Training – Contact Approved Inspector Training Providers for info

OBD Inspection Reviews (for assistance with challenging inspection failures)

Inspection Extension Requests
(609) 633-9474 or (609) 633-9460


Additional Inspection Stickers – Contact Your Regional PIF Office:
Westfield (908) 232-6295
Asbury Park (732) 869-8335
Winslow (609) 567-8873


Self-Inspection Requirements – For commercial-plated diesel-fueled vehicles 8,501 – 17,999 GVWR
(609) 633-9474

*Click HERE  for a Printable Version of this table.

NJ Inspections
Clean Air NJ