Civil Code (Cap. 16), article 520

520. Where the sale by licitation relates to immovable property, or to movable property of a value exceeding the sum of sixty-ni ne euro and eighty-eight cents (69.88 ), and any of the co-owners i s subject to tutorship or curatorship or is an absentee represent ed by a curator appointed by the court, such sale shall be ineffectua l if it is not made under the authority of the court of voluntary or contentious jurisdiction, as the case may be. Licitation under authority of court, to be carried out as a judicial sale.