• Commercial Vehicle Safety Alliance
• American Bus Association
• Massachusetts Movers Association
• United Motorcoach Association
• School Transportation Association
• Federal Motor Carrier Safety Administration
• Access to Massachusetts Laws
• Safety Rating for Interstate Transportation Co.
• Attorney Generals Office
• Federal Motor Carrier Safety Administration - Protect Your Move Website
• U.S. Dept. of Transportation Agencies
• Statewide Towing Association
• Registry of Motor Vehicles