12. The operator of a private seniors’ residence must, before receiving a resident, sign with the resident or the resident’s representative, if applicable, a written lease using the relevant form prescribed by paragraph 4 or 5 of section 1 of the Regulation respecting mandatory lease forms and the particulars of a notice to a new lessee (chapter R-8.1, r. 3). In every case, the operator must also use the form prescribed by section 2 of the Regulation.