Buyer Assignment List
Request for Taxpayer Identification - W9 Form
This form is required before award of contract or purchase order.
Michigan Sales and Use Tax Exempt Certificate.pdf
This form is used for the vendor's tax exempt sales information.
Tax Exempt Letter
This form is used to describe Oakland County's tax exempt status.
Opt Into Cooperative Purchasing Program
This form will allow our current contract holding vendors to provide their goods/services, at the stated pricing terms and conditions of their contract, to other Michigan municipalities and school districts.
Only use if you hold a current Oakland County contract that you would like to share.
All Purchasing forms can be faxed to 248-858-1677 or emailed to firstname.lastname@example.org.
Mailing address, if necessary:
Oakland County Purchasing
Executive Office Building
Building 41 West, Lower Level
2100 Pontiac Lake Rd
Waterford, Michigan 48328