2025 BOI rule update US entities are now exempt. Check if you still need to file →
We answer most inquiries within one business hour during US business days.
Start filing →
Washington . Articles of Amendment

Amend your Washington entity's formation documents.

Washington requires Articles of Amendment whenever you change foundational details on your formation documents. This guide explains what triggers an amendment, what doesn't, the WA Secretary of State fee, and how to file.

File Washington amendment →

When you need an amendment in Washington

Amendment required
  • Entity name change
  • Authorized shares change (Corps)
  • Business purpose change
  • Member or manager structure change (Member-Managed → Manager-Managed)
  • Duration changes
Amendment NOT required
  • Address change (use Statement of Change of RA or annual report)
  • Adding or removing members (Operating Agreement only)
  • Internal management changes
  • Officer turnover (Corps - reflect in next annual report)

Washington amendment fee

Most Washington amendments share the standard filing fee schedule. Specific amendments may differ.

File.Business preparation fee: $99. State fees passed through at cost.

FAQ

Frequently asked questions

When do I need an Articles of Amendment in Washington?
When changing entity name, authorized shares (Corps), business purpose, or governance structure.
How much does a Washington amendment cost?
Fee varies by amendment type. File.Business prepares amendment for $99 + state fee.
Do I need an amendment to change my Washington entity's address?
No. Use Statement of Change of Registered Agent or update via annual report.
Do I need an amendment to add a member to my Washington LLC?
Only if your formation documents named members. Otherwise, update your Operating Agreement.
How long does a Washington amendment take to process?
Standard processing varies. Expedite typically available.
Will my Washington EIN change after an amendment?
No. EIN stays the same unless you change entity structure (LLC → Corp).
Can File.Business handle a Washington amendment?
Yes. We prepare Articles of Amendment, file with the state, and update your Vault.

Ready to handle this the easy way?

Five minutes per filing. State fee passed through at cost. Audit trail and deadline tracking included.

File amendment Talk to a specialist

Disclosure. File.Business is a private business filing and compliance service. We are not a government agency and are not affiliated with the WA Secretary of State or any Secretary of State office. You may file directly with the WA Secretary of State. Information on this page is for general guidance only and is not legal, tax, or accounting advice. Fees and deadlines verified against the WA Secretary of State as of June 2026 and may change. For entity-specific guidance, consult a licensed Washington attorney or CPA.

File Washington amendment →
File.Business is a private business filing and compliance service. We are not a government agency and are not affiliated with any Secretary of State office. You may file directly with the appropriate state agency. SOC 2 Type II audited. 220,000+ businesses formed since 2017.