CFR›Title 33›Chapter I›Part 150›Subpart F›Subject Group Fire Extinguishing Equipment ContainsSections 150.520–150.521CorpusDaily eCFRDisplayed edition2026-05-08Last updated2026-05-08 Sections 150.520 § 150.520 When must fire extinguishing equipment be tested and inspected? 150.521 § 150.521 What records are required? Previous Emergency Lighting and Power Systems Emergency Lighting and Power Systems Next Frequency of Tests and Inspections Frequency of Tests and Inspections