Resources
Popular Links
Below Are Useful Links:
Special Permits “SP” Search (Previously known as Exemptions “E”)
Dept. of Transportation (D.O.T) Comments about the DOT website should be addressed to DOT directly at this link: https://www.phmsa.dot.gov/about/contact
Full List of Cylinder Manufacturers “M” Numbers
Contact Information for DOT (pipeline and hazardous materials division)
Compressed Gas Association (CGA pamphlets)
National Assoc. of Fire Equipment Dist. (NAFED)
Cylinder Training Services (visual inspection training and tools)
