38 CFR 14.806: Scope of testimony or production.

VA personnel shall not, in response to a request or demand for testimony or production of records in legal proceedings, comment or testify or produce records without the prior written approval of the responsible VA official designated in § 14.807(b). VA personnel may only testify concerning or comment upon official VA information, subjects or activities, or produce records, that were specified in writing, submitted to and properly approved by the responsible VA official.