23 Pa.C.S. § 4321
(2.1) Paragraph (2) applies whether or not parental rights of the parent have been terminated due to a conviction for any of the following where the other parent is the victim and a child has been conceived as a result of the offense:
(v) 18 Pa.C.S. § 4302 (relating to incest), where the offense involved sexual intercourse.
Paternity of the child under this paragraph shall be established through voluntary acknowledgment of paternity or blood, genetic or other type of paternity test acceptable to the court. The cost of the testing shall be borne by the parent who was convicted of the offense.
Subject to the provisions of this chapter:
(Oct. 1, 2015, P.L.172, No.40, eff. 60 days)
2015 Amendment. Act 40 added par. (2.1). Section 3 of Act 40 provided that par. (2.1) shall apply to any action regarding custody of a child under Chapter 43 or 53 that is filed on or after the effective date of section 3.