Civil Status Register Act, Article 8: The facts and circumstances prescribed by the Regulation shall be certified for all purposes, free of charge, in the Family Book, as soon as they have been registered.

Civil Status Register Regulation, Article 36. The Family Book shall be opened with the certification of a public marriage and shall contain subsequent pages for certification of civil status information on the matrimonial property regime, the births of children of both spouses and of children adopted jointly by both contracting parties, the deaths of the spouses and the annulment of the marriage or the divorce or separation of the spouses. The Family Book shall also be issued to the parent or parents of a child born out of wedlock and to a person or persons who adopt a minor. A subsequent marriage between the holders of that Book shall be recorded. Any fact that affects parental responsibility, and the death of a child, if it occurs before legal majority, shall be recorded in the Book, with certifying effect. The certifying records shall be extracts without transcription of notes and the birth records shall not specify the category of filiation.They may be corrected pursuant to a subsequent certifying record.

Article 37: The Family Book shall be issued to its holders, or to persons authorised by the holders, immediately after the marriage is recorded in the ordinary register or, if they do not already possess it, when a birth out of wedlock or an adoption is registered. When the issuing of the Book takes place pursuant to the registration of an adoption, the record of birth in the previous Family Book issued, if it was, to the natural parent or parents, shall be deleted. If in the previous Book that record of birth is the sole entry, that Book shall be cancelled.

Article 38: The issuing of the Book, whenever it takes place, shall in all cases be recorded in the margin of the corresponding marriage registration or, in its absence, at each birth registration. The spouses or the holder or holders of parental authority shall in all cases have the corresponding Book. In the event of loss or damage, they shall obtain from the Registry a duplicate in which the relevant certifications shall be entered. It shall be stated in the duplicate that it replaces the original and its issuing shall be noted in the corresponding records in the Register.