CFR›Title 20›Chapter II›Part 220›Subpart B ContainsSection 220.5CorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 Subpart B—General Definitions of Terms Used in This Part Sections 220.5 § 220.5 Definitions as used in this part. Previous Appendix 3 to Part 220 Appendix 3 to Part 220—Railroad Retirement Board Occupational Disability Standards Next I Subpart I—Medical Considerations