CFR›Title 10›Chapter I›Part 63›Subpart E›Subject Group Preclosure Safety Analysis ContainsSection 63.112CorpusDaily eCFRDisplayed edition2026-07-07Last updated2026-07-07 Sections 63.112 § 63.112 Requirements for preclosure safety analysis of the geologic repository operations area. Previous Preclosure Performance Objectives Preclosure Performance Objectives