Pennsylvania Child Support Calculator
General information, not legal advice.
How Pennsylvania sets child support
Pennsylvania sets child support by the income shares method under 23 Pa.C.S. 4322. The rule has been in force since January 1, 2026.
- Coverage
- Calculated by the support engine
- Method
- income shares
- Source
- 23 Pa.C.S. 4322; Pa.R.Civ.P. 1910.16-1 through 1910.16-7 (231 Pa. Code ch. 1910); schedule Rule 1910.16-3 (amended Aug 11 2025, eff Jan 1 2026, 55 Pa.B. 5978)
- In force from
- January 1, 2026
- Rule version
- 2026-01-01
- Inputs it needs
- Children, Parent A net, Parent B net, Arrangement
- Optional inputs
- Obligor, Obligor overnight %, Children with A, Children with B
Rule details as of 2026-10-25. The calculator above reads the current rule. Where the rule gives no formula, no figure is shown.
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