This form is a residential tenancy agreement (standard lease). Landlords of most private residential rental units must use this form (standard lease)Form File Content Type, Form. Remark. Set out fair and legally binding terms as you lease your Ontario premises. Cover crucial aspects with our Sublease Agreement Sample Ontario template. Sublet Agreement - Free download as PDF File (. A guide, in multiple languages, to help landlords and tenants understand and complete the Standard Form of Lease (standard lease). Use Tribunals Ontario Portal to submit applications, check file status, upload evidence and use the dispute resolution tool to try and reach an agreement. A Sublease Agreement is a contract that outlines the terms of a sublease between an existing tenant and a subtenant. Document any existing damage or pre-existing issues.