The court may make appropriate custody and visitation orders pursuant to the Uniform Parentage Act (Part 3 (commencing with Section 7600) of Division 12) after notice and a hearing under this section when the party who has requested custody or visitation has not established a parent and child relationship under subparagraph (B) of paragraph (2) of subdivision (a) of Section 6323, but has taken steps to establish that relationship by filing an action under the Uniform Parentage Act.