Los Angeles Fire Chiefs Regulation 4

Riverside County, San Bernardino, Los Angeles

The Regulation 4 testing program of the City of Los Angeles was implementing to make sure that all Fire Protection systems and equipment are operational in a uniform manner. The concern that this regulation addressed is making all systems comply with one set of rules, and to certify companies and individuals knowledgeable to install and repair city-wide fire protection systems.

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Companies can be certified in these areas:

  • Automatic Closing Fire Assemblies Testers
  • Automatic Elevator (Phase I & II) Testers
  • Automatic Sprinkler Testers
  • Basic Fire Alarm Systems Only Testers
  • Basic and Complex Fire Alarm Systems Testers
  • Battery Systems Only Testers
  • Central Station Testers
  • Class I Standpipe Testers
  • Class II Standpipe Testers
  • Class III Standpipe Testers
  • Combined Standpipe Testers
  • Elevator Witness Only Testers
  • Emergency Generator and Battery Systems Testers
  • Fire Escape Assemblies Testers
  • Fire Pumps Testers
  • Gas Detection Tests
  • Mechanical Smoke Proof Enclosures Testers
  • Pressurized Stairshaft Testers
  • Smoke Evacuation (909/905) Testers
  • Highrise Life/Safety Consultant List
  • Healthcare Facility Instructor Consultant List

Testing frequency is also outlined in the Regulation 4 as outlined here:

  • Basic Fire Warning Systems - 1 year
  • Complex Fire Warning Systems - 1 year
  • Central Station Signaling Systems - 1 year
  • Smoke Management Systems - 1 year
  • Elevators, Automatic - 1 year
  • Emergency Generator and Lighting Systems
  • All Occupancies - 1 year
  • Fire Doors: All Types/All Occupancies - 1 year
  • Fire Escapes - 1 year
  • Class I Standpipe Systems - 5 years
  • Class II Standpipe Systems - 5 years
  • Class III Standpipe Systems - 5 years
  • Combined Standpipe Systems - 5 years
  • Class H Standpipe Systems - 5 years
  • Fire Pumps - 1 year
  • Automatic Fire Sprinkler Systems - 5 years

Note: Pre-action, Deluge and Dry Pipe Systems are tested annually.

  • Pressure Reducing Valves (PRV's)
  • Partial Flow - 1 year
  • Full Flow - 5 years

If your company is in need of Los Angeles Regulation 4 testing, please give Omega Fire Protection a call.