(1) The Sharia Court of Appeal shall, in addition to such other jurisdiction as may be conferred upon it by an Act of the National Assembly, exercise such appellate and supervisory jurisdiction in civil proceedings involving questions of Islamic personal law.
(2) For the purpose of subsection (1) of this section, the Sharia Court of Appeal shall be competent to decide -
(a) any question of Islamic personal law regarding a marriage concluded in accordance with that law, including a question relating to the validity or dissolution of such a marriage or a question that depends on such a marriage and relating to family relationship or the guardianship of an infant;
(b) where all the parties to the proceeding are Muslims, any question of Islamic personal law regarding a marriage, including the validity or dissolution of that marriage, or regarding family relationship, a foundling or the guardianship of an infant;
(c) any question of Islamic personal law regarding a wakf, gift, will or succession where the endower, donor, testator or deceased person is a Muslim;
(d) any question of Islamic personal law regarding an infant, prodigal or person of unsound mind who is a Muslim or the maintenance or the guardianship of a Muslim who is physically or mentally infirm; or
(e) where all the parties to the proceedings, being Muslims, have requested the court that hears the case in the first instance to determine that case in accordance with Islamic personal law, any other question.
Section 262 of the Constitution of the Federal Republic of Nigeria