(1) The Constitution may be amended by a law which is adopted by:
1) referendum;
2) two successive complements of the Parliament;
3) the Parliament, in matters of urgency.
(2) A draft law to amend the Constitution shall be considered during three readings in the Parliament, whereby the interval between the first and second readings shall be at least three months, and the interval between the second and third readings shall be at least one month. The manner in which the Constitution is amended shall be decided at the third reading.
