Property Registration Decree (PD 1529)
Section 45. Statement of personal circumstances in the certificate. Every certificate of title shall set forth the full names of all persons whose interests make up the full ownership in the whole land, including their civil status, and the names of their respective spouses, if married, as well as their citizenship, residence and postal address. If the property covered belongs to the conjugal partnership, it shall be issued in the names of both spouses.