Ontario Form 1 Notice to Contractor

Do you own property in Ontario jointly with someone who has hired a contractor to do work on the property?

  • Protect yourself from lien claims by serving the contractor with this Ontario Notice to Contractor Form 1 under Section 18 of the provincial Construction Lien Act.
  • This Notice would be used in a situation where the contractor has signed a contract with the other joint owner(s) or owner(s) in common.
  • The Notice informs the contractor that the owner signing the Notice assumes no responsibility for the improvements.
  • Click the Free Download button to download your copy directly from the Government of Ontario website.
  • For use only in the Province of Ontario, Canada.
Document Type: Other
Last Updated: 24-July-2025
SKU: 7702
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