Form a Business in Washington
Filing fees, deadlines, registered agent rules, and tax structure for Washington, verified against the Washington Secretary of State, Corporations Division on Jun 11, 2026.
Washington at a glance
What makes Washington different
- Washington has NO state income tax. Personal or corporate. One of 9 US states with this. Major draw for residents and businesses. Constitutional prohibition on graduated income tax (1933 Supreme Court ruling).
- Business & Occupation Tax (B&O Tax) replaces corporate income tax. UNIQUE WA structure: gross-receipts tax on revenue, no deductions for cost of goods or operating expenses. Rates by classification: - Retail: 0.471% - Wholesale:…
- 2021 Capital Gains Tax (7% on long-term gains over $250K) added by SB 5096. In effect since Jan 1, 2022. Survived state Supreme Court challenge (2023). Filed with DOR.
- Annual Report fee $70 for LLCs, profit Corps, LPs, LLPs, and most for-profit entities.
- Annual Report due last day of formation-anniversary month. Calendar-fixed to each entity's anniversary.
- Delinquency fee $25. Total cost when late = $70 + $25 = $95.
- Formation fee $180 standard. Plus online processing fee (typically $0-$20). Plus optional $100 expedite (3 working days vs standard ~5-7 days).
- Nonprofit Corp formation fee TIERED by revenue. $80 standard, $40 if gross revenue < $500,000 (small nonprofit discount).
Washington tax structure
Sales tax 6.5%.
For detailed tax planning, see the Washington Secretary of State, Corporations Division and the Washington Department of Revenue. File.Business is not a tax preparer, consult a CPA for personalized advice.
Ready to file in Washington?
We handle Articles of Organization, registered agent service, annual report monitoring, and ongoing compliance, backed by our canonical Washington ruleset (re-verified quarterly against Washington Secretary of State, Corporations Division).
Filing portal: https://ccfs.sos.wa.gov/
Common questions.
What is the first step to start a business in Washington?
The first real decision is your entity type, because it drives everything after: taxes, liability, and paperwork. For most small businesses in Washington that means forming an LLC, which you do by filing a formation document with the state and naming a registered agent. Get the structure right first, then EIN, banking, and licenses follow in order. We walk you through the Washington sequence so nothing is done out of turn.
Which business structure should I choose in Washington?
Most Washington founders land on an LLC for its liability protection and simple pass-through taxes, but a corporation makes sense if you plan to raise venture capital or issue stock. A sole proprietorship is simplest but leaves your personal assets exposed. The honest answer depends on your goals, so we lay out the LLC-versus-corporation trade-offs for Washington rather than pushing one.
Do I need a registered agent in Washington?
Yes. Washington requires every LLC and corporation to name a registered agent with a physical in-state address to receive legal and state notices. You can be your own, but then your address is public and you must be available during business hours. Most owners use a service to stay private and never miss a notice. We include agent service so this box is checked from day one.
How much does it cost to start an LLC in Washington?
The cost is the Washington state filing fee plus any service you use, and Washington also charges recurring fees such as an annual or biennial report. Our formation service itself is free, and we pass state fees through at cost with no markup. Because state figures change over time, current Washington amounts are on the pricing page rather than quoted here where they could go stale.
Do I need a business license in Washington?
Often yes, and it is usually layered. Washington may require a state-level license for certain activities, and your city or county frequently adds its own, plus industry permits. Very few businesses need nothing at all. We map every Washington license and permit your specific business needs so you open legally instead of guessing which ones apply.
What taxes will my Washington business pay?
It depends on your structure and activity, but expect some mix of federal income and self-employment tax, Washington state taxes where they apply, and sales tax if you sell taxable goods. Some states have no income tax while others add franchise or gross-receipts taxes. Once profits grow, an S-corp election can reduce self-employment tax. We flag which Washington taxes actually apply to you rather than listing every possibility.
Do I need an EIN for my Washington business?
Almost certainly. You need an EIN to open a business bank account, hire employees, or file most business taxes, and it keeps your Social Security number off company paperwork. It is free from the IRS, and our value is getting it right and fast, including for founders without an SSN. We obtain it as part of setting up your Washington entity so banking is not held up.
Can I form my business in another state instead of Washington?
You can, but if you operate in Washington it usually backfires. Forming in Delaware or Wyoming while doing business in Washington means registering in Washington as a foreign entity anyway and paying two states. The out-of-state advantage is real mainly for venture-backed or holding companies. For a business rooted in Washington, forming at home is almost always cheaper and simpler.
What are the ongoing compliance requirements in Washington?
After formation, Washington expects you to keep a registered agent, file the periodic annual or biennial report, pay any state fees, and renew licenses on schedule. Miss these and the state can revoke your good standing or dissolve the entity. We track your Washington deadlines in a compliance calendar and can file the reports for you so nothing lapses while you run the business.