Start with N.Y. Dom. Rel. Law § 240; Fam. Ct. Act arts. 6 & 4. In New York, New York uses Legal custody and physical custody; parenting time / visitation schedules implement physical custody.. Courts apply best-interests factors developed in case law, including parental fitness, stability, home environment, and any history of domestic violence. Joint legal custody is common when parents can communicate; physical custody may be shared or primary based on best interests. That is the question this guide answers for child custody and parenting time. Relocation: A parent seeking to relocate with the child must generally show the move is in the child’s best interests under Tropea v. Tropea factors. Modification: A change of circumstances is required to modify custody or parenting time.
Best-interests factors in New York
Courts apply best-interests factors developed in case law, including parental fitness, stability, home environment, and any history of domestic violence.
Legal custody, physical custody, and parenting time
Legal custody and physical custody; parenting time / visitation schedules implement physical custody.
Joint legal custody is common when parents can communicate; physical custody may be shared or primary based on best interests.
How the New York rule applies
Apply the New York authorities in order. The facts are simplified so the statute and the standard are visible.
Two parents in New York disagree about where the child lives during the school week, and one wants to move.
- Use the labels New York actually uses: Legal custody and physical custody; parenting time / visitation schedules implement physical custody..
- Apply the best-interests factors: Courts apply best-interests factors developed in case law, including parental fitness, stability, home environment, and any history of domestic violence.
- Check any parenting presumption: Joint legal custody is common when parents can communicate; physical custody may be shared or primary based on best interests.
- If a move is proposed: A parent seeking to relocate with the child must generally show the move is in the child’s best interests under Tropea v. Tropea factors. Later changes follow: A change of circumstances is required to modify custody or parenting time.
Custody may be decided in Supreme Court (divorce) or Family Court. Attorney for the Child appointments are common. Final orders allocate legal and physical custody and a parenting schedule.
Relocation with a child
A parent seeking to relocate with the child must generally show the move is in the child’s best interests under Tropea v. Tropea factors.
Modifying a New York custody order
A change of circumstances is required to modify custody or parenting time.
How custody cases typically move in New York
Custody may be decided in Supreme Court (divorce) or Family Court. Attorney for the Child appointments are common. Final orders allocate legal and physical custody and a parenting schedule.
Related New York guides
Case law: custody and parenting time in New York
In the Matter of John C. Marino v. Sherry L. Marino, Sonali R. Suwaru, Esq., Attorney for the Child
…n of petitioner father seeking to modify the parties’ prior custody agreement by awarding him sole custody of the parties’ child. We note at the outset that, although Family Court may alter an existing custody agreement *1695only in the event that there is “a showing of a change in circumstances [that] reflects a real need for change to ensure the best interests] of the child”…
On child custody, In the Matter of John C. Marino v. Sherry L. Marino, Sonali R. Suwaru, Esq., Attorney for the Child speaks to the New York dispute in this passage: "n of petitioner father seeking to modify the parties’ prior custody agreement by awarding him sole custody of the parties’ child. We note at the outset that, although Family Court may alter an existing custody agreement *1695only in the event that there is “a showing of a change" The surrounding opinion shows how the court applied that language to the record.
In the Matter of Richard C. Boyles, Jr. v. Alma Boyles
In the Matter of Richard C. Boyles, Jr. v. Alma Boyles, 95 A.D.2d 95 (1983)
…mstances of this case, we conclude that, although the child custody dispute herein is between a parent and a nonparent, Family Court erred in awarding custody to the parent without considering the best interests of the child. The parties were first married in 1974 and they subsequently moved to Hawaii, where petitioner was stationed in the Army. They were divorced November 25,…
Practitioners open In the Matter of Richard C. Boyles, Jr. v. Alma Boyles when New York child custody turns on the distinction in this sentence: "Family Court erred in awarding custody to the parent without considering the best interests of the child. The parties were first married in 1974 and they subsequently moved to Hawaii, where petitioner was stationed in the Army." Do not lift it out of the facts the court was deciding.
In the Matter of Roy John Zwack v. Andrea Kosier
In the Matter of Roy John Zwack v. Andrea Kosier, 61 A.D.3d 1020 (2009)
…uant to Family Ct Act article 6, to modify a prior order of custody. The parties are the parents of a daughter (born in 1997). Family Court initially ordered joint legal custody and awarded physical custody to respondent (hereinafter the mother), who resided in the Town of East Greenbush, Rensselaer County. An October 2006 order, embodying the parties’ August 2006 stipulation,…
On child custody, In the Matter of Roy John Zwack v. Andrea Kosier speaks to the New York dispute in this passage: "Family Ct Act article 6, to modify a prior order of custody. The parties are the parents of a daughter (born in 1997)." The surrounding opinion shows how the court applied that language to the record.
In the Matter of Patricia Tyrrell v. Lillian Tyrrell — Moule, J., dissenting
In the Matter of Patricia Tyrrell v. Lillian Tyrrell — Moule, J., dissenting, 67 A.D.2d 247 (1979)
Moule, J. (dissenting). Petitioner seeks custody of her 11-year-old daughter upon the death of the child’s father who had custody since shortly after he and petitioner separated in 1969. Respondent stepmother married the father in 1972 and has lived with the child continuously since that time. Supreme Court held that petitioner’s not having had custody of the…
On child custody, In the Matter of Patricia Tyrrell v. Lillian Tyrrell — Moule, J., dissenting speaks to the New York dispute in this passage: "Moule, J. (dissenting). Petitioner seeks custody of her 11-year-old daughter upon the death of the child’s father who had custody since shortly after he and petitioner separated in 1969." The surrounding opinion shows how the court applied that language to the record.
In the Matter of Anwar F. Yearwood v. Tara M. Wilson Yearwood
In the Matter of Anwar F. Yearwood v. Tara M. Wilson Yearwood, 90 A.D.3d 771 (2011)
…ted May 17, 2007, awarding the mother legal and residential custody of the child and awarding the father parenting time. After the father sought to modify this arrangement, the parties amended their stipulation so that they would have joint legal custody of the child, with the mother retaining residential custody, and the father’s parenting time would be increased. In early 200…
Practitioners open In the Matter of Anwar F. Yearwood v. Tara M. Wilson Yearwood when New York child custody turns on the distinction in this sentence: "May 17, 2007, awarding the mother legal and residential custody of the child and awarding the father parenting time." Do not lift it out of the facts the court was deciding.
In the Matter of Rosemarie Messler v. David A. Messler, Sr.
In the Matter of Rosemarie Messler v. David A. Messler, Sr., 218 A.D.2d 157 (1996)
…ed by petitioner’s attorney, provided for, inter alia, full custody of Robert to respondent; although the stipulation contains no specific provisions for visitation, it appears that the parties agreed that petitioner would visit with Robert for one month a year and during alternate holiday periods, and that she would have regular telephone access. Since May 1992 there has been…
In the Matter of Rosemarie Messler v. David A. Messler, Sr. is worth reading on New York child custody because the court put the point in its own words: "Robert to respondent; although the stipulation contains no specific provisions for visitation, it appears that the parties agreed that petitioner would visit with Robert for one month a year and during alternate holiday periods, and that she would have regular telephone access." Use that passage as the starting point, then read the facts that precede it.
In the Matter of Michelle D. Murray, Formerly Known as Michelle D. Smith v. Debra J. Parisella, and Brian Miller
…uant to Family Ct Act article 6, to modify a prior order of custody. Petitioner (hereinafter the mother) and respondent Brian Miller (hereinafter the father) are the parents of a child born in 2002. They resided together with the child until April 2004, when the mother left the home and placed the child in the care of respondent Debra J. Parisella, the child’s paternal grandmot…
New York opinions such as In the Matter of Michelle D. Murray, Formerly Known as Michelle D. Smith v. Debra J. Parisella, and Brian Miller are cited where child custody is disputed. The court stated: "Family Ct Act article 6, to modify a prior order of custody. Petitioner (hereinafter the mother) and respondent Brian Miller (hereinafter the father) are the parents of a child born in 2002." That is the language to brief; the rest of the decision supplies the procedural posture.
Key takeaways
- Best-interests standard: Courts apply best-interests factors developed in case law, including parental fitness, stability, home environment, and any history of domestic violence.
- Labels used in New York: Legal custody and physical custody; parenting time / visitation schedules implement physical custody..
- Parenting-time posture: Joint legal custody is common when parents can communicate; physical custody may be shared or primary based on best interests.
- Relocation: A parent seeking to relocate with the child must generally show the move is in the child’s best interests under Tropea v.
- Modification: A change of circumstances is required to modify custody or parenting time.
- Primary authority: N.Y. Dom. Rel. Law § 240; Fam. Ct. Act arts. 6 & 4.
Frequently asked questions
What does New York call “custody”?
Legal custody and physical custody; parenting time / visitation schedules implement physical custody.
Can I move out of state with my child?
A parent seeking to relocate with the child must generally show the move is in the child’s best interests under Tropea v. Tropea factors.
How do I change an existing custody order in New York?
A change of circumstances is required to modify custody or parenting time.
This guide covers New York custody law as of 2026. Verify the live statute and any local parenting-time guidelines before relying on this summary.