Home › CFR › Title 40 › Part 19140 CFR Part 191 — Environmental Radiation Protection Standards for Management and Disposal of Spent Nuclear Fuel, High-Level and Transuranic Radioactive WastesSubpart A — Environmental Standards for Management and Storage§ 191.01— Applicability.§ 191.02— Definitions.§ 191.03— Standards.§ 191.04— Alternative standards.§ 191.05— Effective date.Subpart B — Environmental Standards for Disposal§ 191.11— Applicability.§ 191.12— Definitions.§ 191.13— Containment requirements.§ 191.14— Assurance requirements.§ 191.15— Individual protection requirements.§ 191.16— Alternative provisions for disposal.§ 191.17— Effective date.Subpart C — Environmental Standards for Ground-Water Protection§ 191.21— Applicability.§ 191.22— Definitions.§ 191.23— General provisions.§ 191.24— Disposal standards.§ 191.25— Compliance with other Federal regulations.§ 191.26— Alternative provisions.§ 191.27— Effective date.