Except as otherwise specifically provided, these regulations apply to all business entities and other persons located within or outside [insert state name here] that, for a fee or other remuneration, offer to conduct air [and water] radon services, including but not limited to radon testing, analysis of radon detection devices, radon testing or mitigation consultation, or radon mitigation, in [insert state name here]

Open Part Q –  Licenses and Radiation Safety Requirements for Irradiators