Parentage may be established between a person and a child by:
(1) The person having given birth to the child, unless the child was conceived by assisted reproduction under a gestational surrogacy agreement;
(2) An unrebutted presumption of parentage under ORS 109.067;
(3) An adjudication of the person’s parentage by judicial proceeding;
(4) Adoption of the child by the person;
(5) An effective acknowledgment of parentage under ORS 109.070 or pursuant to the laws of another state, unless the acknowledgment has been rescinded or successfully challenged;
(6) An adjudication of parentage by an administrative order issued pursuant to ORS 25.501 to 25.556;
(7) Establishment of parentage under ORS 109.206 to 109.218 of a child conceived by assisted reproduction other than under a surrogacy agreement;
(8) Establishment of parentage under ORS 109.222 to 109.244 of a child conceived by assisted reproduction under a gestational surrogacy agreement; or
(9) Parentage being established or declared by another provision of law.