R.I. Gen. Laws § 15-8.1-201: Recognized parents.

A person may establish parentage by any of the following:

(1) Giving birth to the child, except as otherwise provided in article 8 of this chapter;

(2) Adoption of the child pursuant to chapter 7 of title 15;

(3) An effective voluntary acknowledgment of parentage under article 3 of this chapter;

(4) An adjudication of parentage under this chapter, including adjudications based on an admission of parentage under § 15-8.1-111;

(5) A presumption of parentage under article 4 of this chapter, unless the presumption is overcome in a judicial proceeding or a valid denial of parentage is made under article 3 of this chapter;

(6) An adjudication of de facto parentage under article 5 of this chapter;

(7) An adjudication that an alleged genetic parent is a parent under article 6 of this chapter;

(8) Consent to assisted reproduction under article 7 of this chapter; or

(9) Establishment of parentage under article 8 of this chapter.