The federal Department of Transportation website. Has information on the transportation of blasting items and materials, etc.
The federal Bureau of Alcohol, Tobacco, and Firearms. Has information on the storage of explosives, etc.
The federal Occupational Safety & Health Administration website.
The U.S. Department of Labor Mine Safety & Health Administration website.
The Office of Surface Mining Reclamation and Enforcement website.
The federal Department of Homeland Security website.