Article 128 [Initiative]
(1) A proposal to amend the Constitution can be introduced either by a majority of the total members of the National Assembly or by the President.
(2) Amendments to the Constitution for the extension of the term of office of the President or for a change allowing for the re-election of the President are not effective for the President in office at the time of the proposal for such amendments to the Constitution.

Article 129 [Publication]
Proposed amendments to the Constitution are presented to the public by the President for twenty days or more.

Article 130 [Majority, Referendum]
(1) The National Assembly decides upon the proposed amendments within sixty days of the public announcement, and passage by the National Assembly requires the concurrent vote of two-thirds or more of the total members of the National Assembly.
(2) The proposed amendments to the Constitution are submitted to a national referendum not later than thirty days after passage by the National Assembly, and are confirmed by more than one half of all votes cast by more than one half of voters eligible to vote in elections for members of the National Assembly.
(3) When the proposed amendments to the Constitution receive the concurrence prescribed in Paragraph (2), the amendments to the Constitution is finalized, and the President promulgates it without delay