Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you're on a federal government site.


The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

The latest information on the Coronavirus Disease 2019 (COVID-19) is available on

United States Department of Transportation United States Department of Transportation

§391.2 General exemptions

§391.2 General exemptions.

Guidance Q&A

Question 1: Must exempt intracity zone (see §390.5) drivers comply with the medical requirements of this subpart?

Guidance: No, provided: a. the driver was otherwise qualified and operating in a municipality or exempt intracity zone thereof throughout the 1-year period ending November 18, 1988; and,

b. the driver’s medical condition has not substantially worsened since August 23, 1988.

Regulatory Topic: Driver qualification exemptions
Published Date: Sunday, May 4, 1997
Issued Date: Friday, April 4, 1997