Commissioner of Oaths

The Council Services Department provides the services of a Commissioner of Oaths. The Commissioner of Oaths is able to witness signatures for City-related business and certain documents. 

This can be done on the fifth floor of Windsor City Hall, 350 City Hall Square West, Suite 530. The cost for commissioning a document is $10.00.

For additional information, or to book an appointment, please call 519-255-6100 ext. 6139.

Documents witnessed/signed by a Commissioner of Oaths include the following (fees may apply):

  • Documents pertaining to City of Windsor business
  • Legal name change
  • Delayed statements of birth

A Commissioner of Oaths cannot witness/sign the following:

  • Wills
  • Living wills
  • Power of attorney
  • Divorce
  • Separation
  • Custody agreements
  • Passports or visas
  • Vehicle ownership changes
  • Canada pension documents
  • Trust funds

Council Services Department
Suite 530 - 350 City Hall Square West
Windsor, Ontario
N9A 6S1

For detailed and general inquiries, contact 519-255-6100 ext. 6139. 
Fax: 519-255-6868