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Family Law Legal Guides for Illinois

In-depth guides on family law law in Illinois. Procedural walkthroughs, statute citations, and practical advice for Illinois residents.

Family Law May 26, 2026 · Reviewed May 2026

Illinois's 110-Overnight Rule: How Shared Parenting Affects Child Support

When a parent has the kids for at least 110 overnights per year in Illinois, child support changes. How the shared parenting multiplier works, why it matters, and the math behind it.