Purchasing ManualPO Terms and Conditions Governmental Purchasers Forum

Cooperative Purchasing Information

For more information, please contact Collin County Purchasing, (972) 548-4165 or Email:

If you are a governmental entity seeking to enter into an interlocal agreement with Collin County, click here for a template.

Surplus Information

Collin County Purchasing Department periodically disposes of County Surplus (retired office and computer equipment, vehicles, heavy equipment, etc) through on-line auctions.

Inspections shall be by appointment only.

Contact Koby Phillips at (972) 547-5325 or Derek Riley at (972) 548-4112 to view surplus/auction items.

A list of current auctions and auction dates and registration information can be found at: René Bates Auctioneers, Inc.

Vendor Registration

Bidders interested in doing business with the County can receive electronic bid notifications and submit electronic bids to the County at NO COST.

ALL potential bidders are strongly encouraged to register with OpenGov Procurement to ensure notice of all Collin County Solicitations.

​For assistance with registration please e-mail


cc-interlocal-agreement-coop-purchasing.pdfCC Interlocal Agreement Coop Purchasing
collin-county-purchasing-manual.pdfPurchasing Manual
conflict-of-intrest-questionnarie.pdfConflict of Interest Questionnaire
forumlist.pdfCollin County Governmental Purchasers Forum
po_terms.pdfPurchase Order Terms


collapse Category : Ethics ‎(6)
Frequently Asked Questions
Application and Definitions
Logging In the First Time - Business User
How to Create a Certificate
Form CIS: Local Government Officer Conflicts Disclosure Statement
Form CIQ: Conflict of Interest Questionnaire