---
kind: "unit"
title: "29"
title_heading: "Labor"
key: "subtB/chXL/subchI/part4221"
level: "part"
label: "Part 4221"
heading: "Arbitration of Disputes in Multiemployer Plans"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/29/subtB-chXL-subchI-part4221"
sections_count: 14
---

# Part 4221 — Arbitration of Disputes in Multiemployer Plans

Title 29 C.F.R. — Labor › Subtitle B — Regulations Relating to Labor › Chapter XL — Pension Benefit Guaranty Corporation › Subchapter I — Withdrawal Liability for Multiemployer Plans

## Sections

- [§4221.1. Purpose and scope.](/cfr/29/4221.1.md)
- [§4221.2. Definitions.](/cfr/29/4221.2.md)
- [§4221.3. Initiation of arbitration.](/cfr/29/4221.3.md)
- [§4221.4. Appointment of the arbitrator.](/cfr/29/4221.4.md)
- [§4221.5. Powers and duties of the arbitrator.](/cfr/29/4221.5.md)
- [§4221.6. Hearing.](/cfr/29/4221.6.md)
- [§4221.7. Reopening of proceedings.](/cfr/29/4221.7.md)
- [§4221.8. Award.](/cfr/29/4221.8.md)
- [§4221.9. Reconsideration of award.](/cfr/29/4221.9.md)
- [§4221.10. Costs.](/cfr/29/4221.10.md)
- [§4221.11. Waiver of rules.](/cfr/29/4221.11.md)
- [§4221.12. Calculation of periods of time.](/cfr/29/4221.12.md)
- [§4221.13. Filing and issuance rules.](/cfr/29/4221.13.md)
- [§4221.14. PBGC-approved arbitration procedures.](/cfr/29/4221.14.md)