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Due to state employee furloughs, call center and staff response time may be delayed. Thank you for your understanding.
Due to COVID-19, HCA’s lobby is closed. Learn more about your customer service options.

Contact us

Stay up-to-date on HTA assessments.

Join our email notification list.

Phone: 360-725-5126

Email: shtap@hca.wa.gov

TRS users

Dial 711 through the Washington Relay service.

Mailing address

P.O. Box 42712
Olympia, WA 98504-2712