The family is the basis of society and the fundamental space for the integral development of people. It is formed by natural or legal ties, by the free decision of a man and a woman to enter into marriage or by the responsible willingness to conform to it.
1. All persons have the right to form a family, in whose formation and development the woman and man enjoy equal rights and duties and owe one another mutual understanding and reciprocal respect.
2. The State shall guarantee the protection of the family. The good of the family in unalienable and unattachable, in accordance with the law.
3. The State shall promote and protect the organization of the family on the basis of the institution of marriage between a man and a woman. The law shall establish the requirements to enter into it, the formalities of its celebration, its personal and patrimonial effects, the causes of separation or dissolution, and the regime of the property, rights, and duties between the spouses.
4. Religious marriages shall have civil effects in terms established by law, without prejudice to that dictated in international treaties.
5. The singular and stable union between a man and a woman, free from matrimonial impediment, that form a real home, creates rights and duties in their personal and patrimonial relationships, in accordance with the law.
6. Maternity, whether the social condition or the civil state of the woman, shall enjoy the protection of the public powers and causes the right to official assistance in the case of need.
7. All persons have the right to have their personality, their own first name, and the surnames of their father and mother recognized, and to know the identities of the same.
8. All persons have the right from their birth to be inscribed without payment in the civil register or in the book of foreigners and to obtain the public documents that prove their identity, in accordance with the law.
9. All sons and daughters are equal under the law, have equal rights and duties, and shall enjoy the same opportunities for social, spiritual, and physical development. All mentions of the nature of parentage are prohibited in the civil registers and in all identity documents.
10. The State promotes responsible paternity and maternity. The father and the mother, even after separation and divorce, have the shared and non-renounceable duty to feed, raise, train, educate, support, and provide safety and assistance to their sons and daughters. The law shall establish the necessary and appropriate methods to guarantee the effect of these obligations.
11. The State recognizes work at home as an economic activity that creates aggregate value and produces social richness and well-being, therefore it shall be incorporated into the formulation and execution of public and social policies.
12. The State shall guarantee, through the law, safe and effective policies for adoption.
… (Art. 55)