20 CFR 220.28 : Employees' Benefits (§ 1.1 To Parts 1011-1099) — (§ 1.1 To Parts 376-399) — Railroad Retirement Board (§ 200.1 To Parts 376-399) — Regulations Under The Railroad Retirement Act (§ 201.1 To § 295.7) — Determining Disability (§ 220.1 To Appendix 3 To Part 220) — Disability Under The Railroad Retirement Act For Any Regular Employment (§ 220.25 To § 220.30) — How long the impairment must last.
4 Aug 2016
Unless the claimant's impairment is expected to result in death, it must have lasted or must be expected to last for a continuous period of at least 12 months. This is known as the duration requirement.