Mobile hydrogen fueling shall not occur on public streets, public ways or inside buildings. Fueling on the roof level of parking structures or other buildings is prohibited.
Exception: Fueling hydrogen-fueled vehicles on a public street during a roadside emergency.
The point of connection between the roadside hydrogen service vehicle and the hydrogen-fuel vehicle shall not be less than 15 feet (4572 mm) from buildings, property lines or combustible storage.
Smoking, open flames, and other sources of ignition, including un-rated electrical equipment, shall be prohibited within 25 feet (7620 mm) of fuel-dispensing activities. Signs prohibiting smoking or open flames within 25 feet (7620 mm) of the vehicle or the point of fueling shall be prominently posted on the mobile fueling vehicle. The engines of vehicles being fueled shall be shut off during fueling.