The use of the Addendum forms by the seller is subject to the following requirements and conditions of use. The seller is responsible for the following requirements and conditions of use. It is the seller`s duty to ensure that any contract for the purchase and sale of a new home is accompanied by the corresponding addition in accordance with Regulations 892 and 165/08 of the Ontario New Home Warranties Plan Act. New supplementary forms have been approved as part of the recent amendments to Regulation 165/08. Any sales contract signed on february 1, 2021 or after February 1, 2021 must use the new forms of October 7, 2020. Tarion and the Home Construction Regulatory Authority have developed an addendum form for different types of new home purchases which, among others: The forms of 7 October 2020, based on amended Regulation (EC) No 165/08, You can find here: Registrar Bulletin 06-F Delayed Closing Warranty – Freehold For more information: Freehold – Tentative Closing (PDF) – apply to condominiums and vacant land – Provisional occupancy (PDF) – apply to potLS standard condominiums – Firm Occupancy (PDF) – apply to common condo elements. .