CFR›Title 40›Chapter I›Part 195 ContainsSubparts A–BCorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 PART 195—RADON PROFICIENCY PROGRAMS Subparts A Subpart A—General Provisions Sections 195.1–195.2 B Subpart B—Fees Sections 195.20–195.30 Authority15 U.S.C. 2665.Source59 FR 13175, Mar. 18, 1994, unless otherwise noted. Previous 194 Part 194—Criteria for the Certification and Re-Certification of the Waste Isolation Pilot Plant's Compliance with the 40 CFR Part 191 Disposal Regulations Next 197 Part 197—Public Health and Environmental Radiation Protection Standards for Yucca Mountain, Nevada