531. If one of the commissioners is unable to act or if his office becomes vacant, the National Assembly shall, within 60 days, appoint a new commissioner, according to the mode of appointment provided in section 526.
If the National Assembly is not in session, the Committee on the National Assembly shall appoint the new commissioner within the same time by a resolution approved by a majority of the members of each parliamentary group within the meaning of the Standing Orders of the National Assembly. The appointment must be approved by the National Assembly by a resolution approved by two-thirds of its Members within 30 days from resumption.
Any appointment under this section is valid for the unexpired portion of the term of the replaced commissioner.