---
kind: "section"
citation: "45 C.F.R. § 3.21"
title: "45"
number: "3.21"
heading: "Emergency vehicles."
url: "https://uscodex.org/cfr/45/3.21"
---

# §3.21. Emergency vehicles.


A person must yield the right of way to an emergency vehicle operating its siren or flashing lights.


## Notes

### Authority

Authority: 40 U.S.C. 318-318d. 486; Delegation of Authority, 33 FR 604.

### Source

Source: 55 FR 2068, Jan. 22, 1990, unless otherwise noted.