Arizona Propane Storage Law: Statewide Fire Regulations Rules (2026)

Key Facts

Standard: NFPA 58
Authority: A.R.S. 37-1383
Setback 125 gal tank: 5 feet minimum
Indoor cylinders: Limited to 1 lb

Full Breakdown

Under A.R.S. 37-1383 and the Arizona State Fire Marshal's adopted codes, propane (LP-gas) storage and dispensing must comply with NFPA 58 Liquefied Petroleum Gas Code. Residential containers up to 125 gallons may be placed at minimum five feet from buildings and property lines; larger containers require 10 to 25 foot setbacks. Cylinders must be stored upright in ventilated areas, and indoor storage above 1 pound is generally prohibited.

Violations & Penalties

Improper storage may result in code violations, fines through local fire authorities, and civil liability for any resulting fire or explosion.

Frequently Asked Questions

How far from my Arizona house must a propane tank sit?

Tanks up to 125 gallons must be at least 5 feet from buildings, property lines, and ignition sources. Larger tanks require 10 to 25 foot clearances per NFPA 58.

Can I store propane cylinders inside my Arizona garage?

Generally no. NFPA 58 limits indoor storage to one cylinder of one pound or less. Larger cylinders must be stored outdoors or in approved ventilated enclosures.

Arizona Propane Storage Standards Under State Fire Code

Key Facts

Full Breakdown

Violations & Penalties

Frequently Asked Questions

Sources

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