Petition to Modify Custody Order (PA Form 4)
Form 4 is used to request changes to an existing Pennsylvania custody order. This page focuses on an evidence‑first approach and local verification. Educational only - not legal advice.
What to prepare
- Short description of the requested change
- Timeline of recent, relevant events
- Neutral proof (messages, calendars, records)
- Proposed schedule or terms (specific)
Common mistakes
- Submitting long narratives without dates
- Vague requests instead of a clear proposal
- Over‑sharing irrelevant conflict history
Accuracy & sources
Last reviewed: 2026-03-02. This page is educational only - not legal advice.
Official sources
- PA Courts - Form 4 Petition for Modification (PDF):
https://www.pacourts.us/Storage/media/pdfs/20210224/170904-form4petitionformodificationofacustodyorder-003887.pdf - PA Courts - Custody Proceedings Guide:
https://www.pacourts.us/learn/representing-yourself/custody-proceedings
MyCustodyCoach is not a law firm and does not provide legal advice. Always verify current requirements (forms, fees, deadlines, service rules) with your local court or an attorney.