# 45 CFR § 3.21: Emergency vehicles

> Federal · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/ecfr-45-3.21

## Section

- **Citation:** 45 CFR § 3.21
- **Heading:** Emergency vehicles
- **Jurisdiction:** Federal
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** September 22, 2026
- **Source:** Publisher's official text
- **Location:** Title 45—Public Welfare > SUBTITLE A—Department of Health and Human Services > SUBCHAPTER A—GENERAL ADMINISTRATION > PART 3—CONDUCT OF PERSONS AND TRAFFIC ON THE NATIONAL INSTITUTES OF HEALTH FEDERAL ENCLAVE > Subpart B—Traffic Regulations

## Text

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

## Nearby sections

- [45 CFR § 3.1 § 3.1 Definitions.](https://www.frixlaw.com/law-library/statutes/ecfr-45-3.1.md)
- [45 CFR § 3.2 § 3.2 Applicability.](https://www.frixlaw.com/law-library/statutes/ecfr-45-3.2.md)
- [45 CFR § 3.3 § 3.3 Compliance.](https://www.frixlaw.com/law-library/statutes/ecfr-45-3.3.md)
- [45 CFR § 3.4 § 3.4 False reports and reports of injury or damage.](https://www.frixlaw.com/law-library/statutes/ecfr-45-3.4.md)
- [45 CFR § 3.5 § 3.5 Lost and found, and abandoned property.](https://www.frixlaw.com/law-library/statutes/ecfr-45-3.5.md)
- [45 CFR § 3.6 § 3.6 Nondiscrimination.](https://www.frixlaw.com/law-library/statutes/ecfr-45-3.6.md)
- [45 CFR § 3.21 § 3.21 Emergency vehicles.](https://www.frixlaw.com/law-library/statutes/ecfr-45-3.21.md)
- [45 CFR § 3.22 § 3.22 Request for identification.](https://www.frixlaw.com/law-library/statutes/ecfr-45-3.22.md)
- [45 CFR § 3.23 § 3.23 Parking.](https://www.frixlaw.com/law-library/statutes/ecfr-45-3.23.md)
- [45 CFR § 3.24 § 3.24 Parking permits.](https://www.frixlaw.com/law-library/statutes/ecfr-45-3.24.md)
- [45 CFR § 3.25 § 3.25 Servicing of vehicles.](https://www.frixlaw.com/law-library/statutes/ecfr-45-3.25.md)
- [45 CFR § 3.26 § 3.26 Speed limit.](https://www.frixlaw.com/law-library/statutes/ecfr-45-3.26.md)
- [45 CFR § 3.27 § 3.27 Bicycles.](https://www.frixlaw.com/law-library/statutes/ecfr-45-3.27.md)
- [45 CFR § 3.41 § 3.41 Admission to facilities or grounds.](https://www.frixlaw.com/law-library/statutes/ecfr-45-3.41.md)

---

Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/ecfr-45-3.21. Check the current official text before relying on it. Not legal advice.