Radon Mitigation Specialist

Department of Health and Human Services


Persons in this profession evaluate radon or radon decay products test results to ensure validity of test; conduct and evaluate diagnostic tests necessary to design effective radon mitigation systems and design and install (or supervise the installation of) radon mitigation systems to reduce radon levels in  buildings to below 4.0 pC/L.

Code Citation IC136B; IAC, Chapter 641–44

Who Applies Any individual who designs and installs active radon mitigation systems for reimbursement in the State of Iowa.

When To Apply Before design or installation begins.

Initial Requirements Applicants must be at least 18 years of age and have three years of relevant professional work experience (post-secondary education in a related field may be substituted on a year-for-year basis for two of the three years of experience). Must successfully complete an approved radon measurement and radon mitigation course approved by the Iowa Department of Health and Human Services (HHS). Applicants must submit a detailed quality assurance/quality control plan for performing radon mitigation installations and a detailed worker protection plan to HHS. A mitigation specialist application guide can be found at: https://hhs.iowa.gov/radon/get-certified Radon Mitigation Specialists are subject to inspections by the Department. Radon mitigation installation information must be reported to the Department at or before time of renewal.

Duration One year.

Processing Time 30-days.

Fee Structure Initial Credentialing: $175 – Resident; $250 – Non-resident. Renewal: $150 or a $40 surcharge for each radon mitigation system installed that costs greater than or equal to $200, whichever is greater. A late fee of $25 is applied each month after certification expiration date.

Renewal Requirements At least eight hours of department approved continuing education on radon are required to be completed and submitted every two years for recredentialing.

Exam Applicants must take and pass  a Radon Mitigator Proficiency Examination administered by either the National Radon Proficiency Program (NRPP) or the National Radon Safety Board (NRSB). Exam information for the above 2 organizations can be found at the following websites:

  • NRPP – https://nrpp.info/nrpp-exams/
  • NRSB – https://www.nrsb.org/exams/exam-information/
Additional Information Your business/company will also need to be registered with the Iowa Division of Labor within Iowa Workforce Development to perform work as a contractor in Iowa. Information on contractor registration can be found here www.iowacontractor.gov/contractor-registration or by calling (515) 242-5871. To apply online for credentialing as a radon mitigation specialist visit the HHS Regulatory Programs Radon website at https://hhs.iowa.gov/regulatory-programs/radon

Services Provided

Service Category

  • Service SubCategory
Contact Information
Randy Lane
Lucas State Office Building 5th Floor
321 E 12TH ST
Des Moines, IA 50319