37 CFR § 231.4 - No new evidence.

---
identifier: "/us/cfr/t37/s231.4"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "37 CFR § 231.4 - No new evidence."
title_number: 37
title_name: "Patents, Trademarks, and Copyrights"
section_number: "231.4"
section_name: "No new evidence."
chapter_name: "U.S. COPYRIGHT OFFICE, LIBRARY OF CONGRESS"
subchapter_number: "B"
subchapter_name: "COPYRIGHT CLAIMS BOARD AND PROCEDURES"
part_number: "231"
part_name: "REGISTER'S REVIEW"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "17 U.S.C. 702, 1510."
regulatory_source: "87 FR 30090, May 17, 2022, unless otherwise noted."
cfr_part: "231"
---


# 231.4 No new evidence.

Evidence that was not previously submitted to the Board as part of written testimony or at a hearing or in response to a specific request for evidence from the Board shall not be submitted as part of a request for review or a response to a request for review.