The short answer
A commercial final clean covers every interior surface, all appliances inside and out, interior glass and sills, hard floors scrubbed and finished, restrooms sanitised, HVAC registers and diffusers, light fixtures, and cabinet interiors. It is completed before the punch-list inspection, not before the certificate of occupancy.
The inspection standard, not the visual standard, defines done. Inspectors open cabinets, look above door frames and check inside appliances, which is precisely where a clean scoped by appearance falls short.
Surfaces and millwork
Every horizontal surface is cleaned, wiped and polished, and cabinet interiors and drawer faces are wiped down rather than left because they are closed.
Adhesive residue is the recurring problem here. Labels, protective film and tape left through the build cure onto surfaces, and removing them late risks damaging the finish underneath.
Floors
Hard floors are scrubbed, finished and buffed to the specified sheen, and the method is set by the material rather than by preference.
Tile, stone, concrete and hardwood take deep scrubbing, stripping and high-speed burnishing. Specialised luxury vinyl tile is scrubbed and sealed rather than stripped, because stripping compounds can damage the wear layer. Carpet is extracted and spot treated.
Floors are cleaned last in any given area, after every other trade has finished crossing it. Cleaning a floor before close-out trades return means cleaning it twice.
Glass, fixtures and mechanical
Interior window glass and sills are cleaned across every unit and common area, light fixtures are cleaned and lamp condition is verified, and HVAC registers and diffusers are dusted and wiped.
Lamp verification is frequently treated as an electrical item and skipped by cleaning crews. It appears on punch lists regularly, so it belongs in the cleaning scope by agreement rather than by assumption.
Restrooms
Restrooms are fully sanitised and prepared for occupancy, which is a different standard from cleaned. On healthcare and educational projects this includes verification steps that a commercial office does not require.
Restrooms are also the most used spaces during close-out, since trades working the punch list use them. On a tight schedule they are worth a second pass during the fluff phase.
What gets missed most often
Six items account for most cleaning findings on a punch list.
- Above door frames and ledges
- Out of eye line during the clean, directly in eye line for an inspector with a checklist.
- Cabinet and drawer interiors
- Closed at the time of cleaning, opened during inspection.
- Appliance interiors
- Especially ovens, dishwashers and refrigerator seals.
- Window tracks and sills
- Where construction dust settles and stays after glass is cleaned.
- HVAC diffusers
- Dust visible from the floor once the lights are on.
- Adhesive residue on glass
- Protective film left too long, which then needs solvent rather than a wipe.
Sequencing against close-out
The final clean should follow the last finish trade in each area rather than run building-wide on a single date. On phased handovers, that means the same building can be in final clean at one end and still in rough clean at the other.
Plan a touch-up pass between the final clean and the walkthrough. Trades return to close punch-list items, and a building does not stay in inspection condition while that happens.