37 Tex. Admin. Code § 147.3
Unless required for the disposition of matters authorized by law, hearing officers, the board, or parole panels assigned to render a decision or to make findings of fact and conclusions of law in an individual case may not communicate, directly or indirectly, in connection with any issue of fact or law with any party, except on notice and opportunity for all parties to participate.
Source Note:The provisions of this §147.3 adopted to be effective November 23, 1993, 18 TexReg 8229.