How support is calculated, modified, and enforced — from guidelines to college expenses.
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Child support ends at age 19 in Alabama under Code § 26-1-1. Learn exceptions for disability, emancipation, and how to file for termination in 2026.
Calculate Alabama child support using Rule 32 guidelines. Income shares model, CS-42 worksheet, and $981 self-support reserve explained for 2026.
Child support in Alaska ends at age 18, or 19 if the child is still in high school. Learn about emancipation, disability exceptions, and Rule 90.3 guidelines.
Alaska child support calculator guide for 2026. Learn Civil Rule 90.3 percentages: 20% for one child, 27% for two. Calculate using $138,000 income cap.
Child support in Arizona ends at 18 or 19 if still in high school. Learn termination rules under ARS § 25-501, emancipation, disability exceptions, and how to file.
Use Arizona's child support calculator to estimate payments. Learn the income shares model, parenting time adjustments, and the 10% older child increase under A.R.S. § 25-320.
Arkansas child support ends at age 18, or age 19 if still in high school, under Ark. Code § 9-14-237. Learn exceptions, arrears rules, and how to terminate.
Calculate Arkansas child support using the income shares model. Official worksheet, Family Support Chart up to $30,000/month combined income, and 141-overnight custody adjustments.
Child support in California ends at age 18, or 19 if the child is still in high school. Learn exceptions, termination steps, and arrears rules under Family Code § 3901.
Use California's child support calculator with the 2026 SB 343 formula updates. Learn the K-factor formula, net income deductions, and mandatory add-ons.
Colorado child support ends at age 19 automatically under C.R.S. § 14-10-115. Learn about exceptions for high school, disability, emancipation, and the 2026 HB 25-1159 changes.
Calculate Colorado child support using the 2026 income shares model. HB 25-1159 changes include $40,000 income cap, overnight credit from day one, and new SSR of $1,831.83.
Child support in Connecticut ends at age 18, or 19 if still in high school. Courts can extend support to age 23 for college and age 26 for disabled children.
Calculate CT child support using the income shares model. Learn the $229/week baseline for one child at $1,000 combined income, deviation factors, and modification rules.
Child support in Delaware ends at age 18, or 19 if the child is still in high school. Learn termination rules under Del. Code tit. 13, § 517.
Calculate Delaware child support using the Melson Formula. Self-support allowance of $1,200+, SOLA percentages of 12-21%, and $2,390/month imputed minimum income.
Child support in Florida ends at age 18 or 19 if still in high school. Learn termination rules, exceptions for disabled children, and how to file under Fla. Stat. § 61.13.
Calculate Florida child support using the Income Shares Model under Fla. Stat. § 61.30. Includes guidelines chart, worksheets, and step-by-step instructions.
Child support ends at age 18 in Georgia under O.C.G.A. § 19-6-15, with extensions to age 20 for high school students. Learn termination rules, exceptions, and how to file.
Use Georgia's official child support calculator based on O.C.G.A. § 19-6-15. New 2026 mandatory parenting time adjustment, $40,000/month income cap, step-by-step guide.
Child support in Hawaii ends at age 18 but can extend to 23 for full-time students. Learn termination rules, emancipation, and modification under HRS § 580-47.
Use Hawaii's child support calculator with the Melson Formula. Filing fee $265 with children. Minimum support $83/month per child. 10% change triggers modification.
Idaho child support ends at age 18, or 19 if still in high school. Learn termination rules under Idaho Code § 32-706, emancipation, and how to file.
Use the Idaho child support calculator based on the Income Shares Model with a $440,000 combined income cap. Learn filing fees, worksheets, and modification rules.
Child support in Illinois ends at age 18, or 19 if the child is still in high school. Learn about emancipation, college expenses under 750 ILCS 5/513, and disabled adult child support.
Use the Illinois child support calculator to estimate payments under the income shares model. Filing fees $210-$388. Updated guidelines effective March 2025.
Child support ends at age 19 in Indiana under IC 31-16-6-6. Learn about emancipation exceptions, college expenses, disabled children, and how to terminate support orders.
Calculate Indiana child support using the Income Shares Model under IC 31-16-6-1. Step-by-step worksheet guide with parenting time credits starting at 52 overnights.
Child support in Iowa ends at age 18, or 19 if the child is still in high school full-time. Learn termination rules, the 2026 guidelines update, and modification procedures.
Iowa child support calculator uses the income shares model under Iowa Court Rules Chapter 9. Filing fee is $265. Guidelines updated January 1, 2026, with 7.6% average increase.