Industry Resources

United States Department of Transportation (General Pressure Vessel Menu)

https://www.phmsa.dot.gov/hazmat/pressure-vessels-approvals/pressure-vessels-overview

United States Department of Transportation (Special Permit Menu)

https://www.phmsa.dot.gov/hazmat/special-permits/special-permits-overview

Transport Canada

https://www.tc.gc.ca/eng/tdg/safety-menu.htm

Transport Canada Equivalency Certificate “Canadian Special Permit”

https://wwwapps.tc.gc.ca/saf-sec-sur/3/tdgcert-tmdcert/Certificatesmenu.aspx 

Compressed Gas Association

https://www.cganet.com/

49 CFR USDOT PART 178 Specification for Cylinders

https://www.ecfr.gov/cgi-bin/text-idx?SID=b9489111c9f711c988ae5738fa29fc9f&mc=true&node=sp49.3.178.c&rgn=div6 

Transport Canada B339

https://www.tc.gc.ca/eng/tdg/moc-cylinder-csab339-325.html

Transport Canada B341

https://www.tc.gc.ca/eng/tdg/moc-csa-b341-1190.html

Australian Gas Association

https://www.aga.asn.au/quick_links/

Canadian Standards Association (NGV 2 and HGV 2)

https://store.csagroup.org/ccrz__HomePage?cartID=&portalUser=&store=&cclcl=en_US