(1) A trustee may exercise the authority granted in this subchapter without procuring any judicial authorization or approval.
(2) A trustee may exercise the authority granted in this subchapter to divide both funded and unfunded trusts, provided, however, that: An unfunded testamentary trust may be divided only after the will establishing the trust has been admitted to probate; and
(3) An unfunded nontestamentary trust may be divided only if the governing instrument establishing the trust is not revocable.