State Law Guide · Updated January 2026

Your landlord's deductions may not hold up under state law.

Washington Security Deposit Laws

Under Washington RCW § 59.18.280, Washington landlords must return security deposits within 30 days of a tenant moving out. Landlords who wrongfully withhold deposits face penalties of up to Up to 2x the deposit if bad faith withholding.

Quick Answer

In Washington, landlords have 30 days to return your security deposit after you move out and provide a forwarding address. The maximum deposit is No statutory limit. If your landlord wrongfully withholds your deposit, you can sue in Small Claims Court (up to $10,000) and may recover Up to 2x the deposit if bad faith withholding under Washington RCW § 59.18.280. Landlords must provide an itemized statement of deductions.

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What Washington Law Requires

Return Deadline

Landlords have exactly 30 days to return your deposit after you move out. If they make deductions, they must provide an itemized statement explaining each charge with documentation.

Penalties for Violations

Landlords who wrongfully withhold deposits face Up to 2x the deposit if bad faith withholding. You can file in small claims court for amounts up to $10,000without needing an attorney.

Interest Requirements

No statewide or local interest requirement

Your landlord was required to follow these rules exactly. If they didn't, you may be owed your full deposit back — plus penalties. A generic complaint gets ignored. A letter citing Washington RCW § 59.18.280 deadlines and HUD depreciation schedules gets results. Upload their deduction letter to find out.

Common Deductions Landlords Make

Federal guidelines from HUD and the IRS establish "useful life" standards that limit what landlords can charge. Many common deductions are partially or fully invalid under these guidelines.

Carpet Replacement

Typical: $700-2,000

5-year useful life per HUD MAP Guide Appendix 5C. Charges may be reduced or invalid based on how long you lived there.

Mold Treatment

Typical: $200-700

May be contestable depending on your lease terms and move-in condition.

How It Works

1

Upload Letter

Upload your landlord's deduction letter

2

AI Analyzes Charges

Each deduction checked against Washington law and HUD guidelines

3

Get Demand Letter

Download a letter with legal citations and deadlines

Get a Demand Letter That Cites These Laws

Our tool analyzes your landlord's deductions against Washington RCW § 59.18.280 and federal HUD guidelines, then generates a formal demand letter you can send immediately.

Legal Demand Letter

Cites exact statutes & deadlines

Ready in Minutes

Download as PDF or Word

HUD/IRS Citations

Useful life depreciation built in

"The property manager tried keeping $500 for painting after a 4-year lease. Paint wears out fully at 3 years. Gave back every cent."

— Bellevue, WA

$19 to recover up to $1,750. That's a 92x return.

Frequently Asked Questions

How long does a Washington landlord have to return my deposit?

Washington landlords have 30 days to return your deposit with a written statement of deductions (RCW 59.18.280, amended 2023).

What about Seattle's specific rules?

Seattle has additional protections including caps on total move-in costs and deposit installment plans for tenants.

What penalties exist for Washington landlords?

Bad faith withholding can result in up to 2x the deposit amount. Washington courts are tenant-friendly.

Have your landlord's deduction letter handy?

How much can I recover in Washington for a wrongful deposit withholding?

Washington allows up to 2x the deposit wrongfully withheld plus court costs and reasonable attorney fees under RCW § 59.18.280. Small Claims Court handles disputes up to $10,000. With typical Washington deposits of $1,750, doubled recoveries plus fees can exceed $4,000.

City-Specific Rules

Some Washington cities have additional tenant protections:

  • Seattle: Move-in cost caps. Deposit installment plans. First-in-time rental law. Strong tenant protections.
  • Tacoma: Additional tenant protections through city ordinances.

Official Resources

Compare Other States

See how Washington's security deposit laws compare to nearby states:

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Average Washington deposit: $1,750 · Based on Washington RCW § 59.18.280 · HUD Handbook 4350.1 · IRS Publication 527

More Washington Consumer Guides

Disclaimer: This page provides general information about Washington security deposit laws and is intended for educational purposes only. It is not legal advice. Laws may change, and individual circumstances vary. Consult a licensed attorney for advice specific to your situation.

Last updated: January 2026. Sources: Washington RCW § 59.18.280, HUD Handbook 4350.1, IRS Publication 527.