Final answer:
The statement is generally true as contacting complainants after a complaint has been filed can be seen as tampering and should be avoided until formal procedures are completed.
Step-by-step explanation:
The statement that members are not at liberty to contact complainants directly or indirectly following a receipt of notice that a complaint has been filed against them is generally A.True. In most legal and administrative systems, contact with complainants after a complaint has been made can be considered a form of tampering or harassment, and could potentially interfere with the investigation process. Therefore, any contact should be avoided until the formal procedures have concluded or unless instructive mediation has been arranged under the oversight of the proper authorities or a third party.