---
kind: "section"
citation: "37 C.F.R. § 7.3"
title: "37"
number: "7.3"
heading: "Correspondence must be in English."
url: "https://uscodex.org/cfr/37/7.3"
---

# §7.3. Correspondence must be in English.


International applications and registrations, requests for extension of protection and all other related correspondence with the Office must be in English. The Office will not process correspondence that is in a language other than English.


## Notes

### Authority

Authority: 15 U.S.C. 1123, 35 U.S.C. 2, Pub. L. 116-260, 134 Stat. 1182, unless otherwise noted.

### Source

Source: 68 FR 55769, Sept. 26, 2003, unless otherwise noted.