The duly authorized and official documents of the board of every description, and without exception, including but not limited to the board decisions, orders, notices, subpoenas, and communications shall be signed in behalf of the board by any board member, the agent, the general counsel, or any staff member empowered to sign in the board's behalf. Such a signature shall be presumed to be duly authorized by the board unless and until the contrary is demonstrated in any board proceeding or hearing.
Conn. Agencies Regs. § 31-101-5