A governmental unit that has withdrawn from a commission under Section 391.015 may join another commission that is adjacent to the unit if:
(1) the transfer is approved by the governing bodies of:
(A) the unit; and
(B) the commission the unit wishes to join;
(2) the governmental unit submits a written request for approval of the transfer to the governor that:
(A) is in the form and manner prescribed by the office of the governor; and
(B) demonstrates the transfer furthers the purpose of this chapter as described by Section 391.001; and
(3) the governor approves the transfer.