---
kind: "section"
citation: "20 C.F.R. § 229.3"
title: "20"
number: "229.3"
heading: "Other regulations related to this part."
url: "https://uscodex.org/cfr/20/229.3"
---

# §229.3. Other regulations related to this part.


This part is related to a number of other parts of this chapter (listed numerically):

[Part 216](/cfr/20/part216.md) describes when a person is eligible for an annuity under the Railroad Retirement Act.

[Part 217](/cfr/20/part217.md) describes how to apply for an annuity or for lump-sum payments.

[Part 218](/cfr/20/part218.md) sets forth the beginning and ending dates of annuities.

[Part 219](/cfr/20/part219.md) sets out what evidence is necessary to prove eligibility and the relationships described in this part.

[Part 220](/cfr/20/part220.md) describes when a person is eligible for a disability annuity under the Railroad Retirement Act or a period of disability under the Social Security Act.

[Part 222](/cfr/20/part222.md) describes the family relationships which may cause an annuity to be increased under this part.

[Part 225](/cfr/20/part225.md) explains how Primary Insurance Amounts (PIA's) are computed.


## Notes

### Authority

Authority: 45 U.S.C. 231(f)(b)(5).

### Source

Source: 58 FR 53397, Oct. 15, 1993, unless otherwise noted.