20 Pa.C.S. § 7780.15 – Powers of trust director and shared powers - UDTA 6

(a) Grant of powers.— The terms of a trust may grant a power of direction to one or more trust directors. A power of direction may extend to any one or more of a trustee's powers, subject to section 7780.18 (relating to limitations on powers of trust director - UDTA 7).
(b) Shared powers.— Trust directors that share powers may act by majority decision unless the terms of the trust provide otherwise.