: The transferring lawyer is permitted to share only the bare minimum of information—typically just the names of clients and entities—to detect potential conflicts.
The story of Rule 3.4-21 begins when a lawyer decides to change their professional home. To ensure that this move doesn't compromise current or former clients, the new firm must perform a "conflicts check." Under this rule: Papers 3.4.21
: If a conflict is identified, the rule mandates the establishment of "confidentiality screens" (also known as ethical walls) to ensure the transferring lawyer is completely isolated from the conflicting matter. : The transferring lawyer is permitted to share