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Tax Exemption to Vendors

April 11, 2024

When a department or school is making a purchase from a supplier, they may ask for Northwestern's tax exemption certificate. In this occasion, please email the request to and include:

  • Supplier name
  • Name of person who requested the certificate
  • Email address or fax number
  • Your name and contact information

Procurement will send the tax exemption certificate directly to the supplier to protect the integrity of Northwestern's tax-exempt status. Once the tax exemption certificate has been sent to the supplier, we will respond to your email request to confirm. 

For questions, please contact

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