---
kind: "unit"
title: "37"
title_heading: "Patents, Trademarks, and Copyrights"
key: "chII/subchB"
level: "subchap"
label: "Subchapter B"
heading: "Copyright Claims Board and Procedures"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/37/chII-subchB"
sections_count: 73
---

# Subchapter B — Copyright Claims Board and Procedures

Title 37 C.F.R. — Patents, Trademarks, and Copyrights › Chapter II — U.s. Copyright Office, Library of Congress

## Contents

- [Part 220 — General Provisions](/cfr/37/chII-subchB-part220.md)
- [Part 221 — Registration](/cfr/37/chII-subchB-part221.md)
- [Part 222 — Proceedings](/cfr/37/chII-subchB-part222.md)
- [Part 223 — Opt-Out Provisions](/cfr/37/chII-subchB-part223.md)
- [Part 224 — Review of Claims by Officers and Attorneys](/cfr/37/chII-subchB-part224.md)
- [Part 225 — Discovery](/cfr/37/chII-subchB-part225.md)
- [Part 226 — Smaller Claims](/cfr/37/chII-subchB-part226.md)
- [Part 227 — Default](/cfr/37/chII-subchB-part227.md)
- [Part 228 — Claimant's Failure to Proceed](/cfr/37/chII-subchB-part228.md)
- [Part 229 — Records and Publication](/cfr/37/chII-subchB-part229.md)
- [Part 230 — Requests for Reconsideration](/cfr/37/chII-subchB-part230.md)
- [Part 231 — Register's Review](/cfr/37/chII-subchB-part231.md)
- [Part 232 — Conduct of Parties](/cfr/37/chII-subchB-part232.md)
- [Part 233 — Limitation on Proceedings](/cfr/37/chII-subchB-part233.md)
- [Part 234 — Law Student Representatives](/cfr/37/chII-subchB-part234.md)
- [Part 235 — District Court Referrals](/cfr/37/chII-subchB-part235.md)