U.S. Code of Federal Regulations

Regulations most recently checked for updates: Jan 21, 2026

All TitlesTitle 10Chapter IPart 63Subpart E - Subpart E—Technical Criteria

PRECLOSURE PERFORMANCE OBJECTIVES
§ 63.111 - Performance objectives for the geologic repository operations area through permanent closure.
§ 63.101 - Purpose and nature of findings.
§ 63.102 - Concepts.

PRECLOSURE SAFETY ANALYSIS
§ 63.112 - Requirements for preclosure safety analysis of the geologic repository operations area.

POSTCLOSURE PERFORMANCE OBJECTIVES
§ 63.113 - Performance objectives for the geologic repository after permanent closure.

POSTCLOSURE PERFORMANCE ASSESSMENT
§ 63.114 - Requirements for performance assessment.
§ 63.115 - Requirements for multiple barriers.

LAND OWNERSHIP AND CONTROL
§ 63.121 - Requirements for ownership and control of interests in land.
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