Economics

The Economics section provides information on financing and the economic impact of transportation policy.

DOT "Medical Marijuana" Notice

We have had several inquiries about whether the DOJ advice to Federal prosecutors regarding pursuing criminal cases will have an impact upon the Department of Transportation’s longstanding regulation about the use of marijuana by safety‐sensitive transportation employees – pilots, school bus...

Current Policy Initiatives

Program Guidance

These guidance documents are not legally binding in their own right and will not be relied upon by the Department as a separate basis for affirmative enforcement action or other administrative penalty.  Conformity with these guidance documents (as distinct from existing statutes and...

Part 40 Questions and Answers

The Office of General Counsel and Office of Drug and Alcohol Policy and Compliance of the Department of Transportation are providing these questions and answers. They constitute official and authoritative guidance and interpretation concerning 49 CFR Part 40 (see 49 CFR 40.5)....

Employees

As an employee performing safety-sensitive functions in the transportation industry, you are responsible for providing a safe work environment for your co-workers and the traveling public. Creating a safe work environment not only means following established work rules but also following the DOT...

Urine Specimen Collection Guidelines

These guidelines, together with the 49 CFR Part 40, and the DOT Operating Administration rules, with provide collectors with the information needed in the performance of their collection duties.

DOT Rule 49 CFR Part 40 Section 40.203 Q&A

Answers to the most frequently asked questions regarding DOT Rule 49 CFR Part 40 Section 40.203.

Resources for Tribes and Tribal Governments

Resources for Tribes and Tribal Governments