In this post you’ll learn:

  • Why New York usually still requires child support when parents share time equally
  • How the state decides which parent pays under a fifty-fifty schedule
  • When the guideline amount can be adjusted
  • What your agreement must say if you and your spouse choose a different amount
  • How mediation helps you design a support plan that works for two real households

If you and your spouse are planning to split parenting time down the middle, you may be assuming child support won’t apply. It’s a common assumption, since you’ll both be running a home where your kids live half the time.

In New York, though, equal time rarely means zero support. Knowing this early helps you set realistic expectations before you sit down with your spouse, so the topic doesn’t catch either of you off guard.

A quick reminder before we go further: Equitable Mediation is not a law firm, we aren’t lawyers, and this post isn’t legal advice. Think of it as the plain-English overview I’d give you in our first conversation.

Does 50/50 Custody Mean No Child Support in New York?

Creating a child support plan in New York that keeps both homes stable when parents share custody equally, through divorce mediation. Call (877) 732-6682 to schedule a consultation.

Usually not. New York has a guideline, a set of rules the state uses to calculate child support. That guideline doesn’t include an automatic reduction when parents share time equally.

Unless you and your spouse agree to something different, the higher-earning parent will typically pay support even with an equal schedule. For most couples, the real conversation is about how much support makes sense and how to structure it.

How New York Decides Who Pays

The guideline was written with one primary home in mind. It labels one parent “custodial,” the parent who receives support, and the other “non-custodial,” the parent who pays.

When time is truly shared equally, there’s no obvious primary home. New York handles this by looking at income. The parent who earns more is treated as the non-custodial parent for child support purposes.

That label can sting. You may be every bit as involved as your spouse and still be called “non-custodial” on paper. It’s only a tool for running the calculation, and it says nothing about the kind of parent you are.

Your schedule also doesn’t need to be perfectly even, night for night. A schedule that comes out close to equal over the year is generally treated the same way.

Why New York Looks at Income Instead of the Calendar

Understanding how New York child support works when children split their time equally between two homes, and how mediation helps parents plan for both. Call (877) 732-6682 to schedule a consultation.

New York wants children to benefit from both parents’ resources, wherever they’re sleeping that night. If one parent earns considerably more, the kids could experience two very different lifestyles depending on which home they’re in.

Support from the higher earner helps both households offer a similar standard of living. For your children, that means more consistency as they move back and forth between two homes.

Can the Child Support Guideline Amount Be Adjusted?

Yes, but it isn’t automatic. Any change has to be justified as a departure from the guideline amount, and that amount still has to be calculated first.

New York lists factors that can justify a different number. One that often comes up with equal schedules is the cost of the paying parent’s own parenting time. When your children spend half their time with you, your spouse’s day-to-day costs may genuinely be lower than the guideline assumes.

Making that case takes real information. Expect to look closely at what each household spends on the children. Tracking those costs for a few months gives you real patterns to work from.

Agreeing to a Different Amount in New York

New York lets you and your spouse agree on your own child support arrangement, including an amount that differs from the guideline.

To be valid, your agreement has to include specific statements. In plain terms, it must show that you both know about the guideline, what the guideline amount would have been, and why you chose something different.

Those statements can’t be skipped, and agreements that leave them out can be set aside later. So whatever you decide, the guideline number should be calculated and written into your agreement.

How Mediation Helps with 50/50 Child Support

How New York weighs parenting time and financial responsibility when setting child support for parents with 50/50 custody, and how mediation helps find a fair balance. Call (877) 732-6682 to schedule a consultation.

When each of you hires a lawyer, the process naturally turns into “us against them.” Each attorney is doing exactly what they’re hired to do, which is to fight for their client and try to get the best result for that one person. That setup tends to drive up conflict and cost, and it usually stretches things out.

If you end up in court, a judge who is a complete stranger decides how support works for your family. That judge will start with the guideline and often end there too.

In mediation, you and your spouse keep complete control and make the decisions yourselves. That opens the door to arrangements a formula can’t produce.

For example, the higher earner might pay certain children’s expenses directly, like activities, camp, or school costs, in place of part of a monthly payment. Some couples have each parent cover everyday costs during their own time, then share bigger expenses like health insurance and education in proportion to income. Others agree on a reduced monthly amount that reflects the real cost of running two fully equipped homes, with a yearly check-in as incomes and the kids’ needs change.

My role is to help you understand the guideline, compare it with what your households actually spend, and work out an arrangement you both see as fair. We also make sure your agreement includes the statements New York requires.

Mediation isn’t the right fit for every family. If there’s abuse, or one spouse can’t safely speak up for themselves, a different path may be better, and that’s okay.

Moving Forward with Equal Parenting

Choosing equal parenting time says a lot about your commitment to your children. A thoughtful support plan can honor that commitment while recognizing that you and your spouse may bring different financial resources to the table.

FAQs About New York Child Support

New York calculates child support using the Child Support Standards Act (CSSA), which employs a percentage-based formula applied to the combined parental income. Under Domestic Relations Law Section 240 and Family Court Act Section 413, New York applies specific percentages based on the number of children requiring support: 17% for one child, 25% for two children, 29% for three children, 31% for four children, and 35% for five or more children. These percentages are applied to the parents’ combined income up to a statutory cap, which is $183,000 as of 2025.

The calculation begins with determining each parent’s gross income, which includes wages, salaries, bonuses, commissions, self-employment income, investment returns, rental income, retirement distributions, and many other income sources. From gross income, New York permits certain deductions to arrive at income available for support: primarily FICA taxes (Social Security and Medicare), local income taxes for New York City and Yonkers residents, and child support or maintenance paid for other children or a previous spouse. Once each parent’s adjusted income is calculated, these amounts are combined. The CSSA percentage for the number of children is applied to this combined income to determine the basic support obligation. Each parent’s share is proportional to their percentage of the combined income.

New York’s Self-Support Reserve (SSR) is a critical protection ensuring child support orders don’t reduce the paying parent’s income below a basic subsistence level. As of March 1, 2025, the SSR is $21,128 annually (increased from $20,331 in 2024, a 3.9% inflation adjustment). Courts must ensure that after paying child support, the obligor retains income at least equal to the SSR. If the guideline calculation would drop the paying parent below this threshold, the court must reduce the support amount accordingly.

The SSR serves several important functions. First, it recognizes that parents unable to meet their own basic needs cannot maintain employment and will ultimately be unable to pay any support. Second, it maintains work incentives: without the SSR, low-wage workers might find that working only marginally increases their available income after support. Third, it acknowledges human dignity—even parents who owe support deserve to maintain subsistence-level income. The SSR interacts with another threshold: the Federal Poverty Level, which is $15,650 for a single person in 2025. Parents earning below the poverty level may receive poverty orders of just $25 per month, while those earning between the poverty level and the SSR might receive minimum orders of $50 per month.

New York differs from most states in requiring child support until age 21, not 18. Under New York law, the duty to support generally continues until the child turns 21 or becomes emancipated, whichever occurs first. This extended obligation recognizes that many young adults are still dependent during college years or while establishing themselves in the workforce. Emancipation can occur earlier than age 21 through several paths: if the child marries, enters military service, or becomes self-supporting and living independently.

It’s crucial to understand that support doesn’t automatically stop when the child turns 21—parents must file for modification or termination, or the order will continue in effect and arrears will accrue. New York child support orders typically specify an end date, but enforcement continues beyond that date unless the order is formally terminated. For children with disabilities that prevent self-support, courts can order support to continue indefinitely beyond age 21. The obligation to support until 21 is one of New York’s most distinctive family law features and often comes as a surprise to parents expecting obligations to end at 18.

Beyond the basic child support obligation calculated using CSSA percentages, New York courts routinely order parents to share additional expenses called add-ons or mandatory additional expenses. These include childcare costs necessary for the custodial parent to work or attend school, the children’s health insurance premiums, unreimbursed medical and dental expenses not covered by insurance, and educational expenses. These add-ons are divided between parents proportionally based on their respective incomes—the same proportion used to calculate basic support.

For childcare, courts consider only reasonable expenses actually incurred to allow a parent to work or pursue education that will lead to employment. Health insurance is another major category: if either parent can obtain coverage for the children through employment at reasonable cost, courts will order that parent to maintain the coverage, with both parents sharing the premium cost proportionally. Unreimbursed medical expenses—copays, deductibles, prescription medications, therapy, orthodontics, vision care—are typically split proportionally as well. Some orders specify a minimum threshold before cost-sharing obligations begin. College expenses receive special treatment—while not automatically included in child support, courts have authority to order parents to contribute to post-secondary education costs under certain circumstances.

When parents’ combined income exceeds New York’s statutory cap, courts handle child support differently than for income below the cap. For income below the cap, the courts must apply the CSSA percentages unless there are grounds for deviation. For income above the cap, courts have discretion rather than obligation to apply the percentages. Courts typically calculate support in two steps for high-income cases.

First, they apply the CSSA percentages to income below the cap and determine each parent’s proportional share. Then, for the amount exceeding the cap, courts consider multiple factors: the children’s actual needs and lifestyle prior to the parents’ separation, whether the children have special needs requiring additional resources, the parents’ pre-separation standard of living, and the custodial parent’s ability to provide for the children’s needs. Courts may apply the full CSSA percentages to the excess income, apply reduced percentages, or decline to apply the formula at all, instead calculating what additional amount is necessary to meet the children’s documented needs. Courts require detailed financial documentation of the children’s actual expenses when income exceeds the cap.

Yes, New York child support orders can be modified when there has been a substantial change in circumstances. Under New York law, substantial changes include significant increases or decreases in either parent’s income (generally 15% or more is considered significant), involuntary job loss or career changes affecting earning capacity, changes in the children’s needs such as new medical conditions or educational requirements, and modifications to custody arrangements.

New York provides for automatic reviews every two years to account for cost of living adjustments, though these typically result in modest changes. Beyond these automatic reviews, either parent can petition for modification by filing in the court that issued the original order. It’s absolutely critical to understand that child support continues at the current ordered level until a court officially modifies it—you cannot unilaterally reduce payments because your income decreased. Any amounts that accrue while awaiting your modification hearing remain your legal obligation. Courts can only modify support prospectively from the date the modification petition was filed, not retroactively to when circumstances actually changed, so delays in filing can be costly.

New York has comprehensive child support enforcement mechanisms administered through the Division of Child Support Services (DCSS) under the Office of Temporary and Disability Assistance. The primary enforcement tool is income withholding: virtually all New York child support orders include automatic Income Withholding Orders (IWO) directing employers to deduct support from paychecks and remit it to the State Disbursement Unit, which then forwards payments to the custodial parent.

When parents fall behind on support, New York employs increasingly serious enforcement measures. The state intercepts federal and state tax refunds. New York can suspend various licenses including driver’s, professional and occupational, and recreational licenses. The state reports delinquent obligors to credit bureaus. For parents with passports, New York can request federal denial or revocation when arrears exceed $2,500. The state can place liens on real property, bank accounts, and other assets. For cases of willful non-payment, courts can hold parents in civil contempt, potentially resulting in incarceration. New York also participates actively in interstate enforcement under UIFSA—parents who move to other states remain subject to New York’s orders. Interest accrues on arrears at 9% per year.

Parents in New York can reach agreements about child support that differ from the CSSA guideline amounts, but these agreements face important limitations and judicial scrutiny. Under New York law, child support is considered a right of the child, not the parents, so courts must approve any agreement to ensure it serves the children’s best interests and meets their needs. When parents agree to support above the CSSA guidelines, courts generally approve these agreements readily.

However, agreements for amounts below the guideline face much stricter scrutiny. To approve a below-guideline agreement, courts must find that the agreed amount adequately meets the children’s needs and that application of the guideline would be unjust or inappropriate based on specific factors outlined in the CSSA statute. Section F of the CSSA lists ten factors courts may consider when deviating from guidelines. Parents seeking court approval must explain why they believe the guideline amount is inappropriate and how the agreed amount serves the children’s interests. Courts can reject these agreements if they find the amount inadequate. Child support cannot be waived entirely except in extraordinary circumstances.

New York’s approach to child support in equal or shared custody situations has evolved through case law, as the CSSA statute doesn’t explicitly address true 50/50 custody arrangements. When parents share physical custody equally or nearly equally, courts face the question of whether and how much child support should be ordered, given that both parents are incurring substantial direct expenses for the children. The general rule remains that the parent with less overnight time is the noncustodial parent who pays support to the custodial parent. In true 50/50 arrangements, the higher-earning parent is typically treated as the noncustodial parent and pays support to the lower-earning parent.

However, New York courts have recognized in cases like Bast v. Rossoff that strict application of the CSSA formula in equal custody situations may produce unjust results. Courts have authority to deviate from guideline amounts when the noncustodial parent demonstrates that expenses incurred during their equal parenting time substantially reduce the costs the custodial parent bears. This requires detailed financial evidence of what each parent spends on the children’s needs. What’s clear is that equal physical custody alone doesn’t eliminate child support obligations—the higher-earning parent will generally pay some support even with equal time, though the amount may be reduced from what strict guideline application would produce.

Lay the groundwork for a peaceful divorce

About the Authors – Divorce Mediators You Can Trust

Equitable Mediation Services is a trusted and nationally recognized provider of divorce mediation, serving couples exclusively in California, New Jersey, Washington, New York, Illinois, and Pennsylvania. Founded in 2008, this husband-and-wife team has successfully guided more than 1,000 couples through the complex divorce process, helping them reach amicable, fair, and thorough agreements that balance each of their interests and prioritizes their children’s well-being. All without involving attorneys if they so choose.

At the heart of Equitable Mediation are Joe Dillon, MBA, and Cheryl Dillon, CPC—two compassionate, experienced professionals committed to helping couples resolve divorce’s financial, emotional, and practical issues peacefully and with dignity.

Photo of mediator Joe Dillon at the center of the Equitable Mediation team, all smiling and poised around a conference table ready to assist. Looking for expert, compassionate divorce support? Call Equitable Mediation at (877) 732-6682 to connect with our dedicated team today.

Joe Dillon, MBA – Divorce Mediator & Negotiation Expert

As a seasoned Divorce Mediator with an MBA in Finance, Joe Dillon specializes in helping clients navigate complex parental and financial issues, including:

  • Physical and legal custody
  • Spousal support (alimony) and child support
  • Equitable distribution and community property division
  • Business ownership
  • Retirement accounts, stock options, and RSUs

Joe’s unique blend of financial acumen, mediation expertise, and personal insight enables him to skillfully guide couples through complex divorce negotiations, reaching fair agreements that safeguard the family’s emotional and financial well-being.

He brings clarity and structure to even the most challenging negotiations, ensuring both parties feel heard, supported, and in control of their outcome. This approach has earned him a reputation as one of the most trusted names in alternative dispute resolution.

Photo of Cheryl Dillon standing with the Equitable Mediation team in a bright conference room, all smiling and ready to guide clients through an amicable divorce process. For compassionate, expert support from Cheryl Dillon and our team, call Equitable Mediation at (877) 732-6682 today.

Cheryl Dillon, CPC – Certified Divorce Coach & Life Transitions Expert

Cheryl Dillon is a Certified Professional Coach (CPC) and the Divorce Coach at Equitable Mediation. She earned a bachelor’s degree in psychology and completed formal training at The Institute for Professional Excellence in Coaching (iPEC) – an internationally recognized leader in the field of coaching education.

Her unique blend of emotional intelligence, coaching expertise, and personal insight enables her to guide individuals through divorce’s emotional complexities compassionately.

Cheryl’s approach fosters improved communication, reduced conflict, and better decision-making, equipping clients to manage divorce’s challenges effectively. Because emotions have a profound impact on shaping the divorce process, its outcomes, and future well-being of all involved.

What We Offer: Flat-Fee, Full-Service Divorce Mediation

Equitable Mediation provides:

  • Full-service divorce mediation with real financial expertise
  • Convenient, online sessions via Zoom
  • Unlimited sessions for one customized flat fee (no hourly billing surprises)
  • Child custody and parenting plan negotiation
  • Spousal support and asset division mediation
  • Divorce coaching and emotional support
  • Free and paid educational courses on the divorce process

Whether clients are facing financial complexities, looking to safeguard their children’s futures, or trying to protect everything they’ve worked hard to build, Equitable Mediation has the expertise to guide them towards the outcomes that matter most to them and their families.

Why Couples Choose Equitable Mediation

  • 98% case resolution rate
  • Trusted by over 1,000 families since 2008
  • Subject-matter experts in the states in which they practice
  • Known for confidential, respectful, and cost-effective processes
  • Recommendations by therapists, financial planners, and former clients

Equitable Mediation Services operates in:

  • California: San Francisco, San Diego, Los Angeles
  • New Jersey: Bridgewater, Morristown, Short Hills
  • Washington: Seattle, Bellevue, Kirkland
  • New York: NYC, Long Island
  • Illinois: Chicago, North Shore
  • Pennsylvania: Philadelphia, Bucks County, Montgomery County, Pittsburgh, Allegheny County

Schedule a Free Info Call to learn if you’re a good candidate for divorce mediation with Joe and Cheryl.

Related Resources

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    Beyond the Cap: What Happens When Income Exceeds $241,000 in New York Maintenance Calculations

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    Alimony in California: A Divorce Mediator’s Complete Guide to Navigating Spousal Support

    Find out how alimony in California works and how you can prevent your spousal support negotiation (and divorce) from turning into a disaster!

  • Illustration of a California map overlayed with a house icon and dollar sign beside a mediator discussing spousal support options with a couple. Need clear guidance on alimony in California? Call Equitable Mediation at (877) 732-6682 to schedule your consultation today.

    New Jersey Alimony Guide: How Spousal Support is Really Calculated

    Determining alimony in NJ is very challenging. Learn what you need to know about this complex topic and how to get a fair alimony agreement.