This website uses cookies to store information on your computer. Some of these cookies are used for visitor analysis, others are essential to making our site function properly and improve the user experience. By using this site, you consent to the placement of these cookies. Click Accept to consent and dismiss this message or Deny to leave this website. Read our Privacy Statement for more.
Print Page | Contact Us | Sign In | Register
DOT Regulations
The U.S. Department of Transportation (DOT) is located in Washington D.C. and serves the public by ensuring a fast, safe, efficent, accessible and convenient transportation system. 

The U.S. DOT requires that all commercial motor vehicles with a gross vehicle weight rating more than 10,001 pounds undergo and inspection every year. This is conducted in order to make sure all parts and accessories of the vehicle are in good working order. Some states also require that all registered vehicles be inspected through mandatory programs.

For more information visit

Canada‚Äôs transportation system is managed by Transport Canada. Visit for more information.

Internationally, transportation systems vary greatly by country.

Here are the U.S. DOT Regulations that are most relevant to the portable sanitation industry: 

Additional information related to the industry about U.S. DOT regulations can be found in the PSAI Industry Resource Directory, available in print and online for PSAI members.

Click here to log in to the Members-only area.