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New York Statutory Child Support Calculator

New York calculates child support under the Child Support Standards Act (CSSA). Combined parental income is multiplied by a statutory child percentage (17% to 35%) up to the statutory cap ($183,000/yr), and apportioned between parents based on their pro-rata income shares. Official statutory authority: N.Y. Fam. Ct. Act § 413 & Dom. Rel. Law § 240.

Specialized Scenarios:50/50 Shared Custody →High-Income Deviation →Sole Custody Guidelines →

Statutory Case Parameters

New York (NY)
1Governing Jurisdiction
Statutory Basis: N.Y. Fam. Ct. Act § 413 & Dom. Rel. Law § 240
2Monthly Incomes & Allowable Deductions
$
Pre-tax salary, wages, business revenue
$
Mandatory union dues & retirement
$
Pre-tax salary, wages, business revenue
$
Mandatory union dues & retirement
3Number of Dependent Children Covered
4Annual Custody Overnights (Out of 365)
Parent A: 183 Overnights (50.1%) Parent B: 182 Overnights (49.9%)
0 nights (Sole Parent B)183 nights (Equal 50/50)365 nights (Sole Parent A)
5Children's Health Insurance Premium
$
Only incremental premium for child(ren)
Cost is credited or prorated by income shares
Parent A (Payor)NY Guideline
Recommended Statutory Obligation
$1,744 / mo
Annualized: $20,928 / year
Combined Income$12,000
Basic Support Total$3,000
Parent A Share62.5%
Parent B Share37.5%

New York Legal Mechanics & Court Standards

Legislative Formula & Terminology

Combined parental income (after FICA/tax deductions) is multiplied by CSSA rates: 17% (1 child), 25% (2), 29% (3), 31% (4). The non-custodial parent pays their pro-rata percentage of this base, plus prorated health add-ons.

  • Custodial Parent Term: Custodial Parent (Obligee)
  • Obligor Parent Term: Non-Custodial Parent (Obligor)
  • Shared Custody Regime: Equal Physical Custody (Bast v. Rossoff Rule)
  • Official Court Form: Child Support Summary Form / CSSA Worksheet (UD-8 / Form 4-17a)

Key Statutory Thresholds (2024/2025)

Shared Custody Trigger183 Overnights
Triggers cross-credit calculation
Statutory Cap$15,250/mo
$183,000/yr ceiling
Self-Support Reserve$1,695/mo
Protected subsistence income
Minimum Order Floor$25/mo
Statutory floor for indigent payors

New York Child Support Guidelines FAQ

How is child support determined in New York for 50/50 custody?

Under the landmark Court of Appeals ruling Bast v. Rossoff, New York courts cannot simply reduce child support proportionally for 50/50 custody. The parent with the higher income is designated the non-custodial parent and is ordered to pay the guideline CSSA amount, unless the court makes written findings justifying a deviation under DRL § 240(1-b)(f).

What is the New York statutory income cap in 2024/2025?

The statutory combined parental income cap under the CSSA is $183,000 per year ($15,250/month). For income above $183,000, the court has discretion to apply either the statutory percentage or determine support based on the factors enumerated in Family Court Act § 413(1)(f).

What are the CSSA statutory percentages by number of children?

The statutory percentages are: 1 child = 17%; 2 children = 25%; 3 children = 29%; 4 children = 31%; 5 or more children = not less than 35% of combined parental income.

How are health insurance premiums shared between parents in New York?

Health insurance costs for the child(ren) are considered mandatory add-on expenses under NY Family Court Act § 413. They are prorated between parents based on their respective shares of combined parental income, and the paying parent receives a dollar-for-dollar credit.