47. A member may not unilaterally terminate a mandate entrusted to him by a client, except for valid and reasonable grounds.
The following shall, in particular, constitute valid and reasonable grounds:
(1) the member is in conflict of interest or a situation in which his professional independence could be questioned;
(2) the client’s confidence is lost;
(3) the client has been deceitful or failed to cooperate;
(4) the client has refused to pay the member’s fees;
(5) the client has attempted to induce the member to commit a discriminatory, fraudulent or illegal act; and
(6) it is impossible for the member to communicate with the client or to obtain from him the elements the member considers necessary to carry out the mandate.