Section 201A:13 - Powers of custodian(a) A custodian, acting in a custodial capacity, has all the rights, powers, and authority over custodial property that unmarried adult owners have over their own property, but a custodian may exercise those rights, powers, and authority in that capacity only.(b) This section does not relieve a custodian from liability for a breach of section twelveMass. Gen. Laws ch. 201A, § 13