In B.C., the contract did meet common law requirements, in Ontario it did not. (slaw.ca)
Regulators who do not have a specific standard must rely on common law requirements, but must be aware that the existence and content of a common law duty to cooperate may be open to dispute, e.g., in terms of whether a professional must cooperate by answering specific questions during an investigation, or may «respond» simply by denying allegations. (ngariss.com)
It bears noting that members of organized real estate must comply with all legislative, regulatory and common law requirements applicable to real estate professionals in jurisdictions across Canada, quite apart from any of CREA's rules. (remonline.com)