Provides that no home inspector shall make any assertion as to the presence or absence of radon, or amount thereof, in a residential building, nor conduct or offer to conduct any radon screening or testing, 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 or testing, and otherwise complies with additional requirements contained in Title 32.1 (Health).