{"data":{"id":"us-va/4vac25-40-3320","jurisdiction":"us-va","citation":"4VAC25-40-3320","heading":"Changes in permissible exposures","body":"If levels of permissible exposures to concentrations of radon gas differ from those prescribed in this chapter are recommended by the Environmental Protection Agency and approved by the President of the United States, no employee shall be permitted to receive exposures in excess of those levels after the effective dates established by the director.","path":["Title 4. Conservation And Natural Resources","Agency 25. Department of Energy","Chapter 40. Safety and Health Regulations for Mineral Mining","Part XV. Safety and Health Regulations—Underground Only","Article 3. Air Quality, Radiation and Physical Agents"],"source_url":"https://law.lis.virginia.gov/admincode/title4/agency25/chapter40/section3320/","current_through":"2026 Regular Session (effective July 1, 2026)","vintage":"","retrieved_at":"2026-09-14T04:46:04Z","sha256":"292f851701e5e2ed88a53a46509493402d1c4006e10d9fb7e84c4490ba101b96","source_id":"us-va-vac","stale":false,"prev":"us-va/4vac25-40-3310","next":"us-va/4vac25-40-3325"},"notice":"GroundRules: Original legal text. Not legal advice."}