O-6, r. 3 - Code of ethics of dispensing opticians

Full text A dispensing optician may not be a party to an agreement in which the nature and the extent of professional expenses may influence the quality of his practice.
An agreement entered into by a dispensing optician or a company of which he is a partner or shareholder regarding the enjoyment of a building or space to carry on his professional activities must be entirely recorded in writing and include a statement by the parties that the obligations arising from the agreement comply with the provisions of this Code, and a clause authorizing release of the agreement to the Order on request.
O.C. 1103-2009, s. 5.