US lawFederal (United States)RegulationsTitle 10 CFR — EnergyChapter I — NUCLEAR REGULATORY COMMISSIONPart 20 — STANDARDS FOR PROTECTION AGAINST RADIATIONAppendix F to Part 2010 C.F.R. Appendix F to Part 20[Reserved]ReservedLast amended: 2016Year: 2026Length: 8 wordsOfficial source Cite as 10 C.F.R. Appendix F to Part 20 (2026)10 C.F.R. Appendix F to Part 20. [Reserved]Previous10 C.F.R. Appendix E to Part 20Next10 C.F.R. Appendix G to Part 20