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NameRight provides procedural guidance, not legal advice.
Verify requirements with official courts and agencies. Full legal disclaimer
In Washington State, you file a name change petition in the District Court of the county where you live (Superior Court in some circumstances). Washington supports M, F, and X gender markers on both birth certificates and driver licenses without medical proof.
Court
District Court (usually); Superior Court in some circumstances
Filing fee
Varies by county; typically $150–$300
Timeline
4–8 weeks typical
Residency
Must be a Washington State resident
Publication
May be required; varies by county
Fee waiver
May be available; check with your court
Gender marker options
M / F / X
DOH 422-143 — Sex Designation Change — Birth Certificate (Adult)
Form to change sex designation on Washington birth certificate.
Source: WA DOHFiling fees vary by county, typically ranging from $150 to $300.
Fee waiver availability: Verify with your local court
Fee amounts vary by county. Confirm with your court clerk for the exact fee and any available waiver options.
Publication requirements vary by county in Washington State. Confirm with your local court whether publication is required.
If publication would endanger your safety, ask the court clerk about available privacy protections or publication waivers.
Washington State supports M, F, and X gender markers on birth certificates and driver licenses/IDs. Birth certificate changes use DOH 422-143 (adults) or DOH 422-144 (minors); no medical proof is required, and the DOH explicitly does not accept court orders or physician letters for adult changes. DOL supports M, F, X on driver licenses and IDs.
Available options: M, F, X
Self-attestation: Yes
Medical proof required: No
Birth certificate processing takes approximately 3 business days, plus mailing time. Changing gender designation on a driver license is free if only the gender is changing.
After receiving your court order, update your records in the following order to avoid conflicts between agencies.
Washington has 39 counties. Name changes usually go to District Court, but some circumstances require Superior Court. Confirm with your local court.
Free guides explain the general process. Complete helps apply the process to your situation.
No. Washington State does not require medical proof for gender marker changes on birth certificates or driver licenses. The DOH explicitly does not accept court orders or physician letters for adult birth certificate changes.
Yes. Washington supports M, F, and X on both driver licenses/IDs and birth certificates.
Usually District Court, but some circumstances require Superior Court. Check with your local court or refer to RCW 4.24.130 for guidance.
No. If you are only changing the gender designation on your driver license, there is no fee. If you are also changing your name or address, additional fees may apply.
Get a personalized filing path based on your situation.
NameRight is not a law firm and does not provide legal advice. We provide self-help information, document preparation tools, and public court process guidance based on publicly available information. Court procedures and eligibility rules can change, and your situation may require advice from a licensed attorney in your jurisdiction. Full legal disclaimer