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Doing Business with the County


Become a new County vendor
Suppliers and potential suppliers to Dakota County must complete and return the following:

SubstituteW9.pdfSubstitute W9
Supplier Registration Form
DirectDepositApplication.pdfDirect Deposit Application

If applicable, you will also need to provide a Certificate of Insurance.

Completed forms can to emailed to or fax to 651-438-4603.  

For questions, please contact  Financial Services by phone at 651-438-4585 or by email at

Dakota County W-9
Completed Dakota County W-9 that includes the County tax number. DakotaCountyW9.pdfDownload a Dakota County W-9.

Certificate of Exemption Form ST3
Effective Jan. 1, 2014, cities and counties are exempt from sales and use tax on purchases used to provide certain government services.  For an explanation of the sales tax exemptions that apply to local government, you may visit the Minnesota Department of Revenue for more information. CertificateTaxExemptionForm.pdfDownload a Certificate of Exemption Form ST3.

Last updated: 1/23/2015 3:36 AM