The first attempt to establish parliamentary districts was through Parliament Bill No.
297[2] was filed on December 18, 2023 during the second Bangsamoro Transition Authority Parliament.
This includes advocacy for more districts for some localities than what is proposed on the bill.
The bill was signed by Chief Minister Murad Ebrahim.
[8] The exclusion of Sulu from the Bangsamoro due to a Supreme Court decision meant that the province will not be part of the inaugural 2025 regional elections.