PDFWAC 51-54A-0314
Indoor displays.
314.4 Vehicles. Liquid- or gas-fueled vehicles, boats, aircraft or other motorcraft shall not be located indoors except as follows:
1. The engine starting system is made inoperable or ignition batteries are disconnected except where the fire code official requires that the batteries remain connected to maintain safety features.
2. Fuel in fuel tanks does not exceed any of the following:
2.1. Class I, II, and III liquid fuel does not exceed one-quarter tank or 5 gallons (19 L), whichever is less.
2.2. LP gas does not exceed one-quarter tank or 6.6 gallons (25 L), whichever is less.
2.3. CNG does not exceed one-quarter tank or 630 cubic feet (17.8 m3), whichever is less.
2.4. Hydrogen does not exceed one-quarter tank or 2,000 cubic feet (0.57 m3), whichever is less.
3. Fuel tanks and fill openings are closed and sealed to prevent tampering.
4. Vehicles, aircraft, boats or other motorcraft equipment are not fueled or defueled within the building.
[Statutory Authority: RCW 19.27.031 and 19.27.074. WSR 23-23-106, § 51-54A-0314, filed 11/15/23, effective 3/16/24; WSR 22-13-093, 23-12-107, and 23-20-027, § 51-54A-0314, filed 6/14/22, 6/7/23, and 9/25/23, effective 3/15/24; WSR 21-04-003, § 51-54A-0314, filed 1/20/21, effective 2/20/21; WSR 19-24-058, § 51-54A-0314, filed 11/27/19, effective 7/1/20.]