25 Pa. Code § 240.301
A person may not advertise a radon-related service or product with false or misleading statements regarding the services or products offered, health effects or property value. A person required to obtain certification may not advertise a service or product unless the person currently holds a valid certification from the Department to perform that service or provide that product. Advertising for a radon-related service or product must include the valid Department certification number of the certified individual providing that service.
25 Pa. Code § 240.301
The provisions of this §240.301 amended under sections 12 and 13 of the Radon Certification Act (63 P.S. §§ 2012 and 2013); section 302 of the Radiation Protection Act (35 P.S. § 7110.302); and section 1920-A of the Administrative Code (71 P.S. § 510.20).