NRPP Radon Measurement Professional Certification renewal (National (NRPP)) — 2026 guide
Issued / managed by NRPP / AARST-NRPP
Renewal cycle
Every 2 years
Continuing education
12 CE hours per renewal cycle.
Summary
NRPP radon measurement professional certification renews on a 2-year cycle with a minimum of 12 hours of approved continuing education (which since Oct 1, 2023 must include a 4-hour Standards Overview course for the certification). Some states additionally license radon professionals independently — check state requirements where you practice.
Notes & state variations
Some states (e.g. IL, IA) license radon professionals independently — under collection.
Verified from NRPP official recertification page (nrpp.info/certification/how-to-recertify) on Oct 18, 2026 — RMP minimum 12 CEs biennially incl. 4h Standards Overview; renewal fee $275 (Standard Services) / $325 (Analytical Services).
Source for verification: NRPP certification handbook. Paraphrased — not the agency's official wording; not legal advice.
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Open the deadline trackerFrequently asked questions
How often does the NRPP Radon Measurement Professional Certification need to be renewed?
Every 2 years.
How many continuing education (CE) hours are required?
12 hours of approved continuing education per renewal cycle. Some states (e.g. IL, IA) license radon professionals independently — under collection.
What does renewal cost?
The current renewal fee is published on the NRPP / AARST-NRPP renewal page — follow the source link below to confirm before paying.
What happens if my credential expires?
Grace and late-renewal rules vary — check with NRPP / AARST-NRPP for the current late-renewal provisions that apply to the NRPP Radon Measurement Professional Certification.
Related environmental readings & training axis: see sister app EnviroCert
Related credentials
Choosing between programs? See our NRPP vs NRSB radon certification comparison.