25 Pa. Code § 240.307
An initial laboratory individual applicant, initial primary testing individual applicant, or an applicant applying to add a new primary testing or laboratory device shall provide written evidence of successful participation in a Department-approved radon measurement proficiency program for each model type.
25 Pa. Code § 240.307
The provisions of this §240.307 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).
This section cited in 25 Pa. Code § 240.102 (relating to prerequisites for radon testing certification); and 25 Pa. Code § 240.122 (relating to prerequisites for radon laboratory certification).