A proxy may confer discretionary authority with respect to other matters which may come before the meeting if the persons on whose behalf the solicitation is made are not aware a reasonable time before the solicitation is made that any other matters are to be presented for action at the meeting, and if a specific statement to that effect is made in the proxy statement or in the form of proxy.
31 Pa. Code § 23.34
This section cited in 31 Pa. Code § 23.31 (relating to form of proxies).