Alaska Administrative Code
Title 13 - Public Safety
Part 1 - Division of Alaska State Troopers
Chapter 04 - Motor Vehicle and Driving Offenses: Vehicle Equipment and Inspection
Article 4 - Brakes and Other Equipment
13 AAC 04.250 - Vehicles using compressed gas fuel

(1) vent the fuel storage compartment at the lowest points; and

(2) display, clearly and legibly, an approved sign or decal maintained in good condition and mounted on the outside of the fuel storage compartment bearing the words "COMPRESSED GAS FUEL" with conspicuous letters at least one inch in height on a sharply contrasting background; the sign or decal must be reflectorized to increase nighttime visibility.