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Procurement and Payables

Chinook Building
401 Fifth Avenue, 3rd Floor
Seattle, WA 98104

Phone: 206-263-9400 TTY Relay: 711
Fax: 206-296-7675/ 206-296-7676

Procurement and Payables Section

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The Procurement and Payables Section (P&P) website is designed to assist users who do business with King County.

The FAQ page contains helpful instructions and provides answers to most frequently asked questions. If you cannot find answers to your questions in the FAQ menu, e-mail the webmaster at or contact P&P at 206-263-9400 (TTY Relay: 711).

Note: Documents on this page are available in portable document format (PDF).

Procurement and contract information

Quick links

FAQ - Online Vendor Registration

News and Features

  • SAVE THE DATE! 2016 Annual RCF is Tuesday, April 5, 2016 from 8:00am – 3:30pm at Washington State Convention and Trade Center. The Region’s largest government entities host this annual forum. Government agencies come together with contractors, consultants and suppliers to network and share information on contracting opportunities. Visit RCF website for additional information.
  • King County Solid Waste Division and Water Land & Resources Division held a public workshop on upcoming capital projects for 2015-16. Download the Attendance List (1.26MB, PDF), the SWD PowerPoint Presentation (2.17MB, PDF) or the WLRD PowerPoint Presentation (5.55MB, PDF).
  • Effective October 12, 2015 contract language includes King County Equal Benefits Ordinance requirements. Supplemental forms are only required for non-compliance. See instructions at the Equal Benefits Forms page.
  • King County has implemented a Living Wage for certain contracts. A hearing on the Public Rule is set for August 18, 2015. Rulemaking will be completed by September 2015.
  • It is now easier to do business in King County. View 2015 Third Quarter efficiency and equity improvements in the Procurement Reform Progress Report (452KB, PDF).
  • Effective June 1, 2015 the time for submission of A&E and Professional Services proposals is changed to 12:00 p.m. 
  • King County selected as founding member of Sustainable Purchasing Leadership Council.