USA Banner

Official US Government Icon

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure Site Icon

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

Significant Regulatory Guidance

Show Effective Date
Off
Significant Regulatory Guidance
Yes

What is considered actual knowledge of a violation?

Guidance on employer and C/TPA responsibility for reporting actual knowledge violations to the Clearinghouse

Question

What is considered actual knowledge of a violation?

Guidance

Employers who have actual knowledge that a driver has used alcohol...

How do authorized users sign up to access the Clearinghouse?

Q&A

How do authorized users sign up to access the Clearinghouse?

Guidance: 

Employers, drivers, medical review officers (MROs), substance abuse professionals (SAPs), and consortia/third-party administrators (C/TPAs) must register in the Clearinghouse to...