Virginia Code Title 32.1. Health § 32.1-229.01. Companies listed as proficient to perform radon screening, testing, or mitigation; compliance

A. No person shall conduct or offer to conduct any radon screening, testing, or mitigation in the Commonwealth unless he (i) is listed as a professional by either the National Radon Proficiency Program or the National Radon Safety Board or (ii) meets any other proficiency measures deemed acceptable by the U.S. Environmental Protection Agency or the Board of Health for the purpose of offering such screening, testing, or mitigation.

B. Any person conducting or offering to conduct radon screening, testing, or mitigation in the Commonwealth pursuant to subsection A shall comply with (i) the radon testing standards outlined in the U.S. Environmental Protection Agency's publication EPA 402-R-92-003, as revised; (ii) the radon mitigation standards outlined in the American Society for Testing and Materials (ASTM International) Standard E-2121-13, as revised; or (iii) any other radon testing and mitigation standards deemed acceptable by virtue of reference by the U.S. Environmental Protection Agency or the Board.