(a) Subject to Section 12.022, a proposed home-rule school district charter or a proposed charter amendment is adopted if approved by a majority of the qualified voters of the district voting at an election held for that purpose.
(b) A charter or charter amendment shall specify an effective date and takes effect according to its terms when the governing body of the school district enters an order declaring that the charter or charter amendment is adopted. The governing body shall enter an order not later than the 10th day after the date the canvass of the election returns is completed.
(c) As soon as practicable after a school district adopts a home-rule school district charter or charter amendment, the board of trustees or governing body shall notify the commissioner of the outcome of the election.