[varyouga]

Anything over a few 10gal cans is most likely illegal by fire codes in any US territory. I'm sure every state adopts NFPA standards by now into their codes.

Fuel storage typically requires a tank with vents, proper fill/dispensing terminals, containment, powered exhaust of the room and other various safety bells/whistles.

[TheThirdRuffian]

That’s why you keep it mobile — on a trailer.

http://dieselgastrailer.com/models/

No regulations.

[Usagi_yo]

Working Farms have an exemption.