Fire protection and life safety are not synonyms and the difference matters when you are deciding who inspects what. Fire protection is about the fire: detect it, announce it, suppress or contain it. Life safety is about the people: get them out, keep the route usable while they go, and stop the building making that harder. Sprinklers sit in both. Emergency lighting and egress sit only in life safety. A stairwell pressurisation fan sits in both and is inspected by neither contractor in a surprising number of buildings, because each assumes the other holds it.
The two sets, and where they overlap
Detection, alarm, sprinklers, standpipes, fixed suppression and extinguishers are fire protection: they act on the fire. Egress paths, exit and directional signage, emergency lighting, fire doors and their closers, smoke barriers and dampers are life safety: they act on the escape. The overlap is large, because a sprinkler system's real contribution to life safety is buying the time the egress needs, and an alarm's contribution is starting the clock at all.
Who inspects each part, and the gap between them
The fire protection contractor tests the systems that carry federal and standard intervals: sprinklers, standpipe and hose, fixed suppression, detection, extinguishers. Life safety items are often split: the electrical contractor tests the emergency lighting, the door company services the closers, and the building's own staff walk the egress. That split is where things fall through, and the cheapest fix is a single list of every item in the building with a name against each one, whether or not the same firm holds them all.
What a life safety system record has to hold
For each item: what it is, where it is, the interval it is held to, when it was last done, when it falls due, and who did it. That is the same shape as a fire protection record, which is the argument for keeping both on one list rather than two. The federal intervals give the anchor points, an annual main drain flow test and a two-yearly inspector's test valve on the sprinkler side, a semi-annual container weighing on fixed systems, and the adopted standard adds the life safety cycles around them.
Why the phrase turns up in software names
Because contractors sell the round rather than the equipment, and the round crosses both sets. A customer with a sprinkler contract and no emergency lighting contract still has emergency lighting, and the contractor who can quote for the whole building's life safety keeps the account. That is a commercial reason to hold the list, and it is a better one than the compliance argument because it is the one that pays. Is fire life safety a defined term? Not in the way a code term is. It is a working phrase for the combined set: the fire protection systems and the life safety provisions that share the same job of getting people out alive. Where a specific requirement matters, it comes from the adopted code's own definitions, not from the phrase. Does one contractor have to do all of it? No, and often nobody can: emergency lighting, doors and dampers frequently need different trades and licences. What has to be single is the record. The failure mode is not division of labour, it is division of the list.
Questions people ask about fire life safety
Does life safety include emergency lighting?
Yes, and it is the item most likely to be nobody's contract. Emergency lighting is normally function-tested monthly and duration-tested annually under adopted standards, and a building with a fire contractor and no lighting contractor typically has a full sprinkler history and no lighting history at all.
Are fire doors part of it?
Yes, on both sides: a fire door contains the fire and protects the escape route. They are inspected on their own cycle under the adopted standard and they are the item most often defeated by ordinary use, wedged open, adjusted, or with a closer removed after a complaint.
Who is responsible if the parts are split between contractors?
The building owner or employer, always. Splitting the work splits the invoices, not the duty, which is why the useful document for an owner is the single list of every system and item with its interval and its holder, rather than three contractors' separate schedules.