According to the BC Code, Chapter 3, rules 3.4-5 to 3.4-7 you may jointly represent multiple clients provided, at the commencement of the retainer, you:

1. Explain to each client the principle of undivided loyalty;
2. Inform clients that no information you receive from any of them as part of the joint representation can be treated as confidential as between the clients;
3. Receive from each client their fully informed consent to one of two courses of action in a situation where you receive from one client, in your separate representation of that client, information relevant to the joint representation. Either:

• you must not disclose the information to the other jointly represented clients and must withdraw from the joint representation; or
• you must disclose the information to all other jointly represented clients and may continue to act for them jointly; and

4. Secure the informed consent of each client (with independent legal advice, if necessary) as to the course of action that will be followed if a conflict arises between them.