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Employer Registration in Washington: Cost, Steps & How to File

Employer Registration in Washington sits at the intersection of state, county, and city rules — which is why nobody gives you a single checklist. Below is that checklist, put together from the Washington Secretary of State and Department of Revenue's own guidance, so you know what you're actually on the hook for before you start filing.

Typical cost

Free

Timeline

1–14 days

Renewal

No renewal — ongoing quarterly filings

Who needs it

any business with W-2 employees

Steps to register as an employer in Washington

Step 1: Get an EIN from the IRS if you don't already have one (free, online, immediate)
Step 2: Register with the state's employment/labor department for unemployment insurance (SUTA) tax
Step 3: Register with the state's department of revenue for state income tax withholding
Step 4: Register for workers' compensation insurance — required in almost every state, even for 1 employee
Step 5: Report new hires within 20 days to the state's new hire directory (federal requirement enforced by the state)
Step 6: Set up payroll processing (Gusto, ADP RUN, or manual quarterly 941 filings)

Required documents

EIN
First hire date
Estimated quarterly payroll
Workers' comp policy

Where to file in Washington

Business filings: https://ccfs.sos.wa.gov
Secretary of State: https://www.sos.wa.gov
Tax authority: https://dor.wa.gov
Labor/workforce: https://esd.wa.gov

Heads up: Set a calendar reminder for renewal — no renewal — ongoing quarterly filings. Washington, like most states, sends few reminders, and a lapsed employer registration can shut a business down mid-operation while you scramble to restore good standing.

Related permits in Washington

LLC Formation in Washington Sales Tax Registration in Washington

Frequently asked questions

How much does a employer registration cost in Washington?

Typical cost ranges from Free. The exact fee depends on your specific business type, city, and any expedited processing you choose.

How long does it take to get a employer registration in Washington?

Most Washington applications complete in 1–14 days. Same-day or next-day processing is often available for an added fee at the state level.

Do I need a employer registration if I'm just starting a home business in Washington?

In most cases, yes — even home-based businesses in Washington are subject to the same state filing rules. Local rules (city and county) may add a home occupation permit on top.

This page reflects general Washington filing rules as of 2026. Fees and processing times change; verify the current amounts with the linked state agency before filing.