Filling of Vacancy. – In case of a vacancy of proportional representation seat, the party to which that seat belongs shall fill the vacancy.
In case of vacancy of a district seat by an affiliated member of the Parliament, the party to which the member belongs shall, within thirty (30) days from the occurrence of such vacancy, nominate a new member who shall be appointed by the Chief Minister subject to the Bangsamoro Electoral Code.
In case of a vacancy in the seat occupied by an unaffiliated member of the Parliament occurring at least one (1) year before the expiration of the term of office, a special election may be called to fill such vacancy in the manner prescribed by a law enacted by the Parliament.
The appointed or elected member of the Parliament, as the case may be, shall serve the unexpired term of the vacant office.