New Jersey renewal guide
Radon Mitigation Certification
If this license is up for renewal, this page gives you the fee, the timeline, and the items that usually hold the filing up.
Start here
What matters before you file.
Check the fee, the renewal window, and the documents or insurance records that can slow approval down.
Issuing authority
Renewal period
Every 12 months
Renewal fee
$200.00
Bond requirement
No
Insurance requirement
Yes — General Liability
Continuing education
8 hours
Before you renew
Get the filing straight.
- 1
Finish the CE first
Complete the 8 required hours before you start the renewal.
- 2
Check the insurance certificates
Make sure the required policies are current and match what the board or agency expects before you file.
- 3
File with the board
File through New Jersey Department of Environmental Protection and pay the $200.00 renewal fee once the supporting proof is ready.
Renew online - 4
Leave room for processing
Typical processing time is 30 days, so do not wait until the last minute.
Detailed notes
The fine print is here.
New Jersey Radon Mitigation Certification
The New Jersey Department of Environmental Protection (DEP) certifies radon mitigation contractors under the Radon Hazard Subcode. New Jersey has some of the highest radon levels in the country, making proper certification essential.
Requirements
- Examination: Must pass the NJ radon mitigation exam
- Training: Initial radon mitigation training course
- Insurance: General liability insurance required
- Continuing Education: 8 hours per renewal cycle
- Application Fee: $400 (mitigation business)
Renewal Information
- Renewal Period: Annual (every 12 months)
- Renewal Fee: $200 (mitigation business)
- Continuing Education: 8 hours required each cycle
- Late Penalty: Expired certification requires paying initial rate ($400)
Scope of Work
Certified radon mitigation contractors may design, install, and maintain radon mitigation systems in residential and commercial buildings throughout New Jersey.
Penalties for Non-Compliance
Performing radon mitigation without valid DEP certification is a violation of the Radon Hazard Subcode. Penalties include fines and loss of certification.
*Disclaimer: This information is provided for general reference only and does not constitute legal advice. Always verify current requirements directly with the NJ DEP.*
Official links
Check the board or agency directly.
Required documents
- Proof of Insurance
- Examination Results
- continuing_education_certificate
Source notes
N.J.A.C . 7:28-27.27 (NJ Radon fee schedule). Mitigation business: $400 initial, $200 annual renewal. 8 CE hours/year per N.J.A.C. 7:28-27.26. Verified March 2026.
Rules move. Check New Jersey Department of Environmental Protection again before you pay, renew, or schedule work around this requirement.
Related content
Keep exploring.
Next steps
Turn it into a handoff.
Once the rule is clear, these tools help you hand it off cleanly or turn it into a cost plan.
Printable checklist
New Jersey checklist
Use the checklist when you need the board link, required documents, and renewal notes in one handoff.
Open checklistCost planning
Estimate this renewal cost
Start the calculator with this state and license selected so you can review the fee, late-risk, bond, insurance, and CE work faster.
Open calculatorTrack the next renewal.
Keep Radon Mitigation Certification dates, proof, and official links with the rest of your license work.