Article 73 of Jaafari Personal Status Law

Permanent prohibition arising from consanguinity consists in the prohibition of a person's marriage to any relative except the children of paternal uncles and aunts and the children of maternal uncles and aunts, and includes the following: For a man: 1- The mother, however high in ascent. 2- The daughter, however remote in descent. 3- The sister. 4- The sister's daughter, however remote in descent. 5- The brother's daughter, however remote in descent. 6- The paternal aunt, however high in ascent, such as the paternal aunt's paternal aunt and the father's paternal aunt, and so forth. 7- The maternal aunt, however high in ascent, such as the maternal aunt's maternal aunt, the father's maternal aunt, and the mother's maternal aunt, and so forth. For a woman: 1- The father, however high in ascent. 2- The son, however remote in descent. 3- The brother. 4- The sister's son, however remote in descent. 5- The brother's son, however remote in descent. 6- The paternal uncle, however high in ascent. 7- The maternal uncle, however high in ascent.