The textbook on the basis of the Family Code of the Russian Federation, taking into account the amendments and additions made to it, as well as the normative acts adopted in its development, reveals the essence and content of family legal relations . The main issues of the course of family law are considered: marriage, personal and property relations of spouses, the rights and obligations of parents and children, the arrangement of children left without parental care . The role and importance of the marriage contract in the regulation of family relations, the conditions and procedure for the conclusion, execution and responsibility for its observance are shown. For students, postgraduates, teachers of law schools and faculties, including the Ministry of Internal Affairs system. Can be used by practitioners of the court, the prosecutor's office, the notary, the bar, the registry office, the guardianship and trusteeship bodies and other law enforcement agencies.