{"data":{"id":"us-pa/23-pa.c.s.-5423","jurisdiction":"us-pa","citation":"23 Pa.C.S. § 5423","heading":"Jurisdiction to modify determination.","body":"Except as otherwise provided in section 5424 (relating to temporary emergency jurisdiction), a court of this Commonwealth may not modify a child custody determination made by a court of another state unless a court of this Commonwealth has jurisdiction to make an initial determination under section 5421(a)(1) or (2) (relating to initial child custody jurisdiction) and:\n(1) the court of the other state determines it no longer has exclusive, continuing jurisdiction under section 5422 (relating to exclusive, continuing jurisdiction) or that a court of this Commonwealth would be a more convenient forum under section 5427 (relating to inconvenient forum); or\n(2) a court of this Commonwealth or a court of the other state determines that the child, the child's parents and any person acting as a parent do not presently reside in the other state.","path":["Title 23 - DOMESTIC RELATIONS","PART VI CHILDREN AND MINORS","CHAPTER 54 UNIFORM CHILD CUSTODY JURISDICTION AND ENFORCEMENT","SUBCHAPTER B JURISDICTION"],"source_url":"https://www.palegis.us/statutes/consolidated/view-statute?txtType=HTM\u0026ttl=23\u0026div=0\u0026chpt=54\u0026sctn=23\u0026subsctn=0","current_through":"2026-07-29 (Statute Update stamp, 23 Pa.C.S.)","vintage":"","retrieved_at":"2026-09-02T16:31:43Z","sha256":"cddf98d27ecef3cb7141b042ce61b71c0e6a45c6ffc9508bfd713462adfcea13","source_id":"us-pa","stale":false,"prev":"us-pa/23-pa.c.s.-5422","next":"us-pa/23-pa.c.s.-5424"},"notice":"GroundRules: Original legal text. Not legal advice."}