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Updated September 2026 · For out-of-state house cleaning LLC owners adding Washington customers

House cleaners taking jobs in Washington

What does an out-of-state house cleaning LLC need to clean homes in Washington?

The trade has no state license, and that changes the question

House cleaning is the control case for this whole site: the trade that Washington does not stack a state license on. The contractor registration that electricians and remodelers owe is defined by construction work, and RCW 18.27.010 defines a contractor by constructing, altering, repairing, or demolishing structures attached to real estate.

Routine house cleaning is none of those. It is not construction, not alteration, not repair, and not demolition, so the registration statute that governs the construction trades does not reach it.

What is left for a cleaner's LLC is the general business layer: the corporate registration, the tax registration, and the city licenses. That is a smaller stack than any other trade on this site, and it is the reason the cleaning expansion question turns entirely on facts like routes and frequency rather than on any license calendar.

RCW 18.27.010RCW 18.27.010 defines a contractor by constructing, altering, repairing, or demolishing structures, projects, or improvements attached to real estate, or doing any part thereof. — Washington State Legislature, Revised Code of Washington, retrieved 2026-09-29

The repeated-job calendar is the trigger

The doing-business analysis for a cleaner is the statute's isolated-transaction carve-out read against the schedule. An isolated transaction completed within thirty days, not in the course of repeated transactions of a like nature, is not doing business under RCW 23.95.520.

A house cleaning business is almost never isolated. One recurring customer across the line, one weekly route with three Washington homes, is the course of repeated transactions of a like nature that the carve-out's own words exclude, and the registration is owed from the start of that schedule.

Compare that with the contractor trades, where the registration question and the license question arrive together on the first job. The cleaner's first job can be lawful without any Washington filing. It is the second one that starts the clock, and the second one is what a cleaning business is.

thirty daysRCW 23.95.520(1)(i) excludes an isolated transaction completed within thirty days, not in the course of repeated transactions of a like nature. — Washington State Legislature, Revised Code of Washington, retrieved 2026-09-29

RCW 23.95.505(2)RCW 23.95.505(2) bars a foreign entity doing business in Washington from maintaining an action or proceeding until it registers and pays all fees and penalties. — Washington State Legislature, Revised Code of Washington, retrieved 2026-09-29

The tax attaches on a truck and a mop, not on a license

Washington's tax nexus has no license to wait for. RCW 82.04.067 gives an out-of-state business entity substantial nexus on more than one hundred thousand dollars of cumulative gross receipts from Washington, or on physical presence that need only be demonstrably more than a slightest presence.

Physical presence is defined in a way that reads like a cleaner's Tuesday. Property or employees in the state is physical presence, and so are in-state activities by an agent or representative significantly associated with establishing or maintaining a market.

A cleaning crew crossing the line with a vehicle and equipment is property in Washington on every service day, and the gross receipts cross one hundred thousand dollars in the eighth month of fourteen thousand dollars a month. A cleaner's LLC can owe the business and occupation tax before any customer has ever asked for a license, and the B&O page carries the registration and the rates.

RCW 82.04.067RCW 82.04.067(1)(c)(ii) and (3) define physical presence as property or employees in Washington, or an agent's market-building activities, at more than a slightest presence. — Washington State Legislature, Revised Code of Washington, retrieved 2026-09-29

1.5 percentRCW 82.04.290 taxes the gross income of most service business activities at 1.5 percent for a person whose preceding-year gross income was less than $1,000,000. — Washington State Legislature, Revised Code of Washington, retrieved 2026-09-29

The city license is the license a cleaner actually holds

The license layer for a cleaner is the general one. The Department of Revenue requires registering with it and getting a business license when the business needs city endorsements, county endorsements, or state endorsements, when it operates under a name other than the owner's legal name, or when it plans to hire employees within the next 90 days.

An out-of-state cleaning LLC working under its LLC name meets that description on the first job. The city the work happens in can layer its own endorsement on the state license, and the state's online application takes approximately ten business days, with endorsements adding two to three weeks.

Check the city before the route, not after. The cities on a cross-border cleaning route each sit on the endorsement stack, and a route that crosses three city boundaries can mean three endorsements on one license. The expansion checklist puts the order in one sequence, and the cost breakdown prices the corporate side.

10 business daysThe Department of Revenue requires registering with it when the business needs city, county, or state endorsements, uses a name other than the owner's, or will hire employees within 90 days. — Washington Department of Revenue, retrieved 2026-09-29

The line a cleaner can still cross by accident

The cleaner's stack stays thin only while the work stays cleaning. RCW 18.27.010's contractor definition includes alteration and repair work, and the Department of Labor and Industries regulates 63 construction specialties, from roofing and painting to tree removal and mobile home set-up, each requiring contractor registration.

A cleaning business that starts doing the jobs around the cleaning, repainting a scuffed wall, repairing a deck board, re-caulking a bathroom, has crossed into work that the contractor registration covers, and working unregistered as a contractor is a gross misdemeanor under RCW 18.27.020.

Draw the line in the service description, not in the moment. The cleaner's expansion is the light one on this site, and it stays light by staying cleaning. If the work grows into the trades, the electricians page is the pattern for what the stack becomes, and the doing-business page carries the corporate test that never changes.

RCW 18.27.020RCW 18.27.020 requires every contractor to register with Labor and Industries, and makes performing contractor work unregistered a gross misdemeanor. — Washington State Legislature, Revised Code of Washington, retrieved 2026-09-29

63 specialtiesThe Department of Labor and Industries regulates 63 contractor specialties, including roofing, painting, HVAC, tree removal, and mobile home set-up. — Washington State Department of Labor and Industries, retrieved 2026-09-29

Questions

Does my out-of-state cleaning LLC need any Washington trade license?

Not for routine house cleaning. The contractor registration statute defines a contractor by construction, alteration, repair, and demolition of structures attached to real estate, and routine cleaning is none of those. What applies is the general layer, the corporate registration, the Department of Revenue business license, and the city endorsements.

When exactly does my LLC owe the Foreign Registration Statement?

When the Washington work is a course of repeated transactions of a like nature rather than an isolated transaction completed within thirty days. One one-off cleaning job fits the statute's carve-out; a recurring customer or a weekly route does not.

Will my LLC owe Washington tax even if it never registers with the Secretary of State?

It can. The tax nexus statute attaches on more than $100,000 of cumulative gross receipts from Washington, or on physical presence that need only be demonstrably more than a slightest presence, and property or employees in the state is physical presence. The two statutes run separately, and RCW 23.95.520's carve-outs do not apply to the tax test.

What if my cleaners also do minor repairs for customers?

Stop and check the line. The contractor definition in RCW 18.27.010 includes alteration and repair of structures attached to real estate, and performing contractor work unregistered is a gross misdemeanor under RCW 18.27.020. Repair work that started as a favor is the most common way a cleaning business crosses into the construction trades.