Yes, fire extinguisher training is required by OSHA whenever an employer puts portable extinguishers in the workplace for employees to use. The rule lives at 29 CFR 1910.157, and it calls for training at the time of initial employment and at least once every year after that.1Occupational Safety and Health Administration. 1910.157 – Portable Fire Extinguishers The only way to skip training entirely is to remove the extinguishers and adopt a written total-evacuation policy, which carries its own planning requirements.
What Triggers the Requirement
The trigger is simple. If portable extinguishers are present and employees are expected or allowed to use them, those employees need training. It doesn’t matter whether anyone has ever actually pulled a pin. Mounting extinguishers on the wall without a written policy limiting who can use them creates an implied expectation that employees will grab one in a fire, and that expectation is enough to pull the whole workforce into the training obligation.
Timing is fixed: initial assignment, then annually. OSHA does not define “annually” down to the day, but the intent is a repeating yearly cycle, not a one-time onboarding session.
Two Tiers of Training
The regulation splits employees into two groups, and the content owed to each group is different.
General Employee Education
Every employee who might use an extinguisher needs a general educational program covering the principles of extinguisher use and the hazards of fighting a fire in its incipient stage.1Occupational Safety and Health Administration. 1910.157 – Portable Fire Extinguishers “Incipient stage” has a specific meaning in the standard: a fire still in its initial stage that can be controlled with a portable extinguisher or small hose without needing protective clothing or breathing apparatus.2Occupational Safety and Health Administration. 1910.155 – Scope, Application and Definitions Applicable to This Subpart Employees should understand that extinguishers are for small, contained fires, and that a fire past that stage is not something to stand and fight.
Fire class awareness fits naturally into this material. Extinguishers rated for ordinary combustibles (Class A) work differently from those rated for flammable liquids (Class B), energized electrical equipment (Class C), combustible metals (Class D), and cooking oils and fats (Class K). Using the wrong extinguisher can worsen a fire, so employees need to know what types are stocked in their area and what hazards those extinguishers are rated for.
Format is flexible. In a 1986 interpretation letter, OSHA confirmed that the general education requirement can be satisfied through informal methods such as posted instruction sheets, flyers, or employee notice campaigns, not just classroom sessions.3Occupational Safety and Health Administration. Fire Equipment Training Requirements Hands-on training with simulated fires is permitted, but it is not required for the general workforce.
Designated Employee Training
Employees specifically assigned to use extinguishers as part of an emergency action plan owe more than awareness. The rule requires them to be trained in the use of the appropriate equipment, which means real proficiency with the specific extinguisher types available in their work area.1Occupational Safety and Health Administration. 1910.157 – Portable Fire Extinguishers A flyer in the break room does not meet this bar. Like the general education, this training is due at initial assignment and annually.
OSHA does not specify who has to deliver either tier. There is no mandated certification for the instructor, so an in-house safety coordinator, a fire protection vendor, or any other knowledgeable person can run the training.
When You Can Skip Training Altogether
Two scenarios let an employer avoid part or all of the extinguisher training obligation, and both require active planning.
The first is total evacuation with no extinguishers on-site. An employer that adopts a written fire safety policy requiring immediate evacuation on alarm, and removes all portable extinguishers from the workplace, is exempt from the entire portable extinguisher standard, including training. This exemption requires both an emergency action plan under 29 CFR 1910.38 and a fire prevention plan under 29 CFR 1910.39.4eCFR. 29 CFR Part 1910 Subpart L – Fire Protection
The second is keeping extinguishers on-site but restricting their use to designated employees only, with everyone else required to evacuate. The employer still needs the emergency action plan and fire prevention plan, and designated users still get the equipment-specific training. But the general workforce does not need extinguisher education because they are not authorized to use the equipment. The employer remains responsible for inspecting and maintaining the extinguishers.4eCFR. 29 CFR Part 1910 Subpart L – Fire Protection
This second scenario is where employers most often stumble. The policy has to be in writing and the restriction has to be communicated. Extinguishers on the wall with no explanatory policy default back to the general rule, and everyone needs training.
Construction and Maritime Are Different
The requirements above come from 29 CFR 1910.157, which is a general industry standard. It does not govern construction sites or maritime workplaces, and the parallel rules for those settings are not identical.
Construction work falls under 29 CFR 1926.150. That rule requires extinguishers on job sites and requires a trained firefighting organization “as warranted by the project,” but it does not contain a general employee training requirement comparable to 1910.157.5Occupational Safety and Health Administration. 1926.150 – Fire Protection That gap is not a free pass. OSHA’s general duty clause still applies, and if workers on a construction site are expected to use extinguishers, an inspector will still ask how they were prepared to do so.
Maritime workplaces have their own fire safety training obligations under 29 CFR 1915 Subpart P, with the specific training provisions at 29 CFR 1915.508.6Occupational Safety and Health Administration. Fire Safety – Standards
State-plan states can also impose requirements stricter than federal OSHA, so employers in those states should confirm the local rules before relying on the federal baseline.7Occupational Safety and Health Administration. State Plans
Documenting the Training
The regulation does not explicitly require written documentation of employee training. It does require maintenance and hydrostatic test records for the equipment itself, but the training log is not a listed record.1Occupational Safety and Health Administration. 1910.157 – Portable Fire Extinguishers
That said, a training log is the only practical way to prove compliance. Keep dates, attendee names, and topics covered. Inspectors routinely ask for training records, and “we did the training but didn’t write it down” is a hard position to defend.
What Skipping Training Can Cost
Failing to provide required extinguisher training is typically written up as a serious violation because it creates a risk of death or serious physical harm. As of January 2025, the maximum penalty for a serious OSHA violation is $16,550 per violation, and willful or repeated violations carry a maximum of $165,514 per violation. Those amounts are adjusted annually for inflation.8Occupational Safety and Health Administration. US Department of Labor Announces Adjusted OSHA Civil Penalty Amounts
First-time violations are rarely fined at the maximum. OSHA weighs employer size, violation history, and good-faith effort when setting the actual penalty. But training gaps rarely show up alone. Skipped training tends to correlate with skipped inspections, improper placement, and expired equipment, and multiple violations on a single inspection add up fast.