13 Del. C. § 8-201: Establishment of parent-child relationship [Effective Dec. 6, 2026].

A parent-child relationship is established between an individual and a child if:

(1) The individual gives birth to the child, except as otherwise provided in subchapter VIII of this chapter;

(2) There is a presumption under § 8-204 of this title of the individual’s parentage of the child, unless the presumption is overcome in a judicial proceeding or a valid denial of parentage is made under subchapter III of this chapter;

(3) The individual is adjudicated a parent of the child under subchapter VI of this chapter, including as a de facto parent under § 8-609 of this title;

(4) The individual adopts the child;

(5) The individual acknowledges parentage of the child under subchapter III of this chapter, unless the acknowledgment is rescinded under § 8-307 of this title or successfully challenged under subchapter III or VI of this chapter;

(6) The individual’s parentage of the child is established under subchapter VII of this chapter; or

(7) The individual’s parentage of the child is established under subchapter VIII of this chapter.