Civil Code (Cap. 16), article 956

956. (1) Any partition which is not made among all the children existing at the time of the opening of the succession and the descendants of predeceased children entitled to succeed sha ll be null in toto. (2) In any such case, both the children or descendants who were not comprised in the partition, as well as those among who m such partition was made, may demand a fresh partition. When partition may be impeached. Amended by: LVIII.1975.5; XVIII.2004.102.