13 Del. C. § 8-303: Denial of parentage [Effective Dec. 6, 2026].

A presumed parent may sign a denial of parentage in a record. The denial of parentage is valid only if:

(1) An acknowledgment of parentage by another individual is filed under § 8-305 of this title;

(2) The signature of the presumed parent is attested by a notarial officer; and

(3) The presumed parent has not previously:

a. Completed a valid acknowledgment of parentage, unless the previous acknowledgment was rescinded under § 8-307 of this title or challenged successfully under § 8-308 of this title; or

b. Been adjudicated to be a parent of the child.