AUTHORITY OF DONEE TO RELEASE POWER.
Tex. PROP Code § 181.051.
in effectUnless the instrument creating the power specifically provides to the contrary, a donee may at any time:
(1) completely release the power;
(2) release the power as to any property subject to the power;
(3) release the power as to a person in whose favor a power may be exercised; or
(4) limit in any respect the extent to which the power may be exercised.
