Child Custody & Support in Michigan

Understanding Custody in Michigan

Custody disputes are among the most consequential matters in family law. The outcome determines where your children live, who makes decisions about their education and healthcare, and how much time each parent spends with them. Michigan law provides a framework for resolving these questions, but the application of that framework depends heavily on the facts of each case and the quality of the advocacy on each side.

Michigan divides custody into two distinct components: legal custody and physical custody. Courts can award joint or sole custody of each type independently, meaning it is entirely possible for parents to share joint legal custody while one parent has sole physical custody. Understanding the distinction between these two forms of custody is essential to understanding what is actually at stake in your case.

Legal Custody

Legal custody refers to the right and responsibility to make major decisions about a child's upbringing. These decisions include education (which school the child attends, whether to pursue special education services), healthcare (medical treatment, mental health care, elective procedures), religious upbringing, and extracurricular activities.

When parents share joint legal custody, both parents must consult with each other and agree on these major decisions. Neither parent can unilaterally make significant changes to the child's education, healthcare, or religious training without the other parent's consent. If the parents cannot agree, either parent may petition the court to resolve the dispute.

When one parent has sole legal custody, that parent has the exclusive authority to make major decisions without consulting the other parent. Sole legal custody is less common and is typically reserved for situations where one parent has demonstrated an inability or unwillingness to cooperate in decision-making, or where there is a history of domestic violence or substance abuse.

In Oakland County, courts generally favor joint legal custody unless there is a compelling reason to award sole legal custody to one parent. The rationale is that children benefit from having both parents involved in major decisions about their lives. However, joint legal custody requires a baseline level of communication and cooperation between parents. When that baseline does not exist, joint legal custody can become a source of ongoing conflict rather than a benefit to the child.

Physical Custody

Physical custody refers to where the child lives on a day-to-day basis. The parent with primary physical custody is the parent with whom the child resides most of the time. The other parent typically receives parenting time (visitation) according to a schedule established by the court or agreed upon by the parties.

Joint physical custody does not necessarily mean an equal 50/50 split of overnights. It means that both parents have significant periods of physical custody. In practice, joint physical custody arrangements vary widely. Some families adopt a week-on/week-off schedule. Others use a 2-2-3 rotation. The specific schedule depends on the parents' work schedules, the child's school and activities, the proximity of the parents' residences, and the child's age and developmental needs.

Sole physical custody means the child resides primarily with one parent. The noncustodial parent typically has a parenting time schedule that may include alternating weekends, one or two weekday evenings, and shared holiday and vacation time. The noncustodial parent's time with the child is still legally protected, and interference with court-ordered parenting time can have serious consequences.

The 12 Best-Interest Factors (MCL 722.23)

Every custody determination in Michigan is governed by the best interest of the child standard. The court must evaluate twelve statutory factors set forth in MCL 722.23 and make specific findings on each one. No single factor is automatically controlling. The court weighs each factor in light of the evidence presented and determines which custody arrangement best serves the child's interests.

These twelve factors are the foundation of every custody case in Michigan. Understanding them is critical to understanding how courts make custody decisions and what evidence matters most.

MCL 722.23 -- Child Custody Act of 1970, as amended.

Courts must make specific findings on each of the twelve factors and explain how each factor was weighed. A failure to do so is grounds for appeal. As a practical matter, the best-interest analysis requires thorough preparation. Each factor must be supported by evidence -- testimony, documentation, or both. The parent who presents a well-organized, evidence-backed case on the twelve factors is in a significantly stronger position.

Related: How Michigan Courts Decide Child Custody

Joint Custody vs. Sole Custody

Parents and their attorneys often frame custody disputes as a choice between joint and sole custody, but the reality is more nuanced. Michigan law provides for four possible combinations: joint legal and joint physical custody, joint legal and sole physical custody, sole legal and joint physical custody, or sole legal and sole physical custody.

The most common arrangement in Oakland County is joint legal custody with primary physical custody to one parent. Under this arrangement, both parents participate in major decisions about the child's life, but the child resides primarily with one parent and has parenting time with the other. This arrangement provides the child with a stable home base while preserving both parents' involvement in important decisions.

Joint physical custody arrangements, where the child spends roughly equal time with each parent, have become more common in recent years. Courts are increasingly willing to order equal or near-equal parenting time when the circumstances support it, particularly when both parents live in close proximity, both are actively involved in the child's daily life, and the child is of an age and temperament to handle transitions between homes.

However, joint physical custody is not appropriate in every case. Factors that may weigh against joint physical custody include significant distance between the parents' homes, a history of high conflict between the parents, very young children who need a primary attachment figure, or one parent's work schedule that makes equal parenting time impractical.

Sole custody in both forms is typically reserved for cases involving domestic violence, substance abuse, parental alienation, abandonment, or other circumstances where one parent's involvement in custody or decision-making would be harmful to the child. Courts in Michigan start with a presumption that contact with both parents is in the child's best interest, and sole custody is the exception rather than the rule.

Child Support in Michigan

Child support in Michigan is calculated using the Michigan Child Support Formula (MCSF), a detailed set of guidelines codified in the Michigan Child Support Formula Manual. The formula is designed to estimate the amount each parent would spend on the child if the family were intact and then allocate that obligation between the parents based on their respective incomes and the amount of parenting time each parent has.

How the Formula Works

The MCSF considers several inputs to arrive at a presumptive support amount:

• Each parent's net income. This includes wages, salary, commissions, bonuses, self-employment income, rental income, investment income, and other sources. Certain deductions are applied, including taxes, mandatory retirement contributions, and existing support obligations for other children.
• Number of overnights. The parenting time schedule directly affects the support calculation. As the noncustodial parent's overnights increase, the support obligation generally decreases, because that parent is bearing more of the child's direct costs.
• Childcare costs. Work-related childcare expenses are factored into the calculation and allocated between the parents.
• Healthcare costs. The cost of health insurance premiums attributable to the child, as well as uninsured medical expenses, are included in the formula.
• Number of children. The formula adjusts for the number of children for whom support is being calculated.

The formula produces a presumptive support amount. Courts are required to order this amount unless applying the formula would be "unjust or inappropriate" under the circumstances. Deviations from the formula amount require specific findings by the court explaining why the deviation is warranted.

Contested Income Issues

The most frequently litigated aspect of child support is income. The formula is only as accurate as the income figures that go into it, and disputes over income are common. Common issues include:

• Self-employment income. Self-employed parents may have complex income structures that require careful analysis of tax returns, business records, and financial statements.
• Voluntary underemployment. If a parent is working below his or her earning capacity without good reason, the court may impute income at the level the parent could earn with reasonable effort. This prevents a parent from deliberately reducing income to lower a support obligation.
• Variable compensation. Parents with income that fluctuates significantly -- commission-based sales, bonuses, overtime, or seasonal employment -- present unique challenges. Courts typically average income over a representative period.
• Hidden income. In some cases, a parent may attempt to conceal income through cash transactions, unreported business revenue, or other means. Discovery and forensic analysis may be necessary to establish the parent's true income.

Related: Modifying Child Support in Michigan

Modifying Custody and Support Orders

Custody and support orders are not permanent. Michigan law provides mechanisms for modifying both types of orders when circumstances change.

Modifying Custody

To modify an existing custody order, the parent seeking the change must demonstrate proper cause or a change of circumstances sufficient to warrant reconsideration. This threshold requirement prevents parents from relitigating custody simply because they are unhappy with the outcome. The change in circumstances must be significant and must have occurred since the entry of the last custody order.

Once the threshold is met, the court applies the best-interest factors to determine whether a change in custody is warranted. If an established custodial environment (ECE) exists with one or both parents, the parent seeking the change must prove by clear and convincing evidence that the change is in the child's best interest. If no ECE exists, the standard is the lower preponderance of the evidence.

An established custodial environment exists when the child has been in a particular parent's care for a sufficient period that the child looks to that parent for guidance, discipline, the necessities of life, and parental comfort. The existence of an ECE is itself a factual determination that the court must make.

Modifying Child Support

Either parent may petition the court to modify child support if there has been a change of circumstances. Common grounds for modification include:

• A significant increase or decrease in either parent's income
• A change in the parenting time schedule (more or fewer overnights)
• A change in the child's needs (healthcare, education, special needs)
• A change in childcare costs
• The child reaching an age where support terminates (generally 18, or 19 years and 6 months if still in high school)

In Oakland County, the Friend of the Court periodically reviews support orders and may initiate a modification review on its own. Either parent may also request a review at any time by contacting the FOC.

Parenting Time

Parenting time -- sometimes called "visitation" -- refers to the schedule under which the noncustodial parent spends time with the child. In Michigan, parenting time is governed by MCL 722.27a, which establishes a presumption that it is in the child's best interest to have a strong relationship with both parents.

A parenting time order specifies the regular weekly schedule, holiday and vacation schedules, pickup and drop-off arrangements, and any special provisions (such as restrictions on travel or requirements for supervision). Courts in Oakland County use the Oakland County Friend of the Court parenting time guidelines as a starting point, but the specific schedule is tailored to the facts of each case.

Parenting time can be modified if modification is in the child's best interest. The standard for modifying parenting time is less demanding than the standard for modifying custody. A parent does not need to show a change of circumstances to seek a parenting time modification, although the court must still find that the proposed change serves the child's best interest.

Interference with court-ordered parenting time is taken seriously. A parent who willfully denies or interferes with the other parent's parenting time may face sanctions including makeup parenting time, modification of custody, attorney fee awards, and in extreme cases, contempt of court. Conversely, a parent who fails to exercise parenting time may find that the court eventually reduces or eliminates that parent's scheduled time.

The Friend of the Court in Oakland County

The Oakland County Friend of the Court (FOC) is a division of the Oakland County Circuit Court that plays a central role in custody, parenting time, and support cases. The FOC's responsibilities include:

• Investigations and recommendations. When parents cannot agree on custody or parenting time, the FOC may conduct an investigation. This typically involves interviews with both parents, home visits, interviews with collateral contacts (teachers, doctors, therapists), and a review of relevant records. The FOC then issues a recommendation to the judge. Either parent may object to the recommendation and request a hearing.
• Mediation. The FOC offers mediation services to help parents resolve custody and parenting time disputes without a contested hearing. Mediation is often required before a contested hearing will be scheduled.
• Support enforcement. The FOC monitors child support payments and takes enforcement action when a parent falls behind. Enforcement tools include income withholding, tax refund interception, driver's license suspension, passport denial, and contempt proceedings.
• Parenting time enforcement. The FOC also investigates complaints about parenting time violations and may recommend sanctions against the offending parent.

While the FOC serves an important function, it is essential to understand that FOC recommendations are not binding. They are recommendations to the judge, and either parent has the right to object and present evidence at a hearing. In practice, however, FOC recommendations carry significant weight, and the investigation process is often the most important phase of a contested custody case. Parents who take the FOC investigation seriously and present themselves well during that process are in a stronger position regardless of whether the case ultimately goes to hearing.

The 100-Mile Rule: Relocation Restrictions (MCL 722.31)

Michigan's 100-mile rule, codified at MCL 722.31, restricts a custodial parent's ability to relocate with the child. Under this statute, a parent who has been awarded custody or who has been granted the majority of parenting time may not move the child's legal residence more than 100 miles from the child's current legal residence without either the other parent's written consent or court approval.

This restriction applies to both out-of-state moves and in-state moves. A parent who wants to move from Birmingham to Grand Rapids, for example, would need consent or court approval because the distance exceeds 100 miles. A move from Birmingham to Ann Arbor, approximately 50 miles, would generally not trigger the statute.

When a parent seeks court approval to relocate, the court considers several factors under MCL 722.31(4):

• Whether the move has the capacity to improve the quality of life for both the parent and the child
• Whether each parent has complied with existing custody and parenting time orders
• The extent to which the move would allow a realistic parenting time schedule
• Whether the parent opposing the move is motivated by a desire to maintain proximity or by financial considerations (such as reducing support)
• Whether domestic violence has been a factor in the case

Relocation cases are among the most difficult in family law because they force the court to choose between a parent's desire for a fresh start and the child's relationship with the other parent. These cases require thorough preparation and compelling evidence on the statutory factors.

Personal Protection Orders in Custody Cases

In cases involving domestic violence, stalking, or harassment, a parent may seek a Personal Protection Order (PPO) under MCL 600.2950. A PPO can prohibit the restrained party from contacting the petitioner, entering the petitioner's home or workplace, approaching the petitioner's children at school, and possessing firearms.

PPOs have direct implications for custody cases. Domestic violence is one of the twelve best-interest factors under MCL 722.23(k), and the existence of a PPO -- or the conduct that led to it -- can weigh heavily against the restrained parent in a custody determination. A PPO may also restrict the restrained parent's parenting time or require that parenting time be supervised.

It is important to note that PPOs can also be misused. In some custody disputes, a parent may seek a PPO not because of genuine safety concerns but as a litigation tactic. Courts are attuned to this possibility, and a PPO obtained through exaggeration or fabrication can backfire, affecting the petitioning parent's credibility on factor (j) -- willingness to facilitate the parent-child relationship.

If you need protection, you should seek it immediately. If you are facing a PPO that you believe is unwarranted, you have the right to contest it at a hearing.

Grandparent Visitation Rights (MCL 722.27b)

Michigan law provides a limited right for grandparents to seek visitation with their grandchildren. Under MCL 722.27b, a grandparent may petition for visitation in specific circumstances, including when the child's parents are divorced, separated, or were never married; when a parent has died; or when the grandparent had an existing relationship with the child and the child's parent has denied visitation.

The standard for grandparent visitation is demanding. The grandparent must demonstrate that denial of visitation would create a substantial risk of harm to the child's mental, physical, or emotional health. This standard reflects the United States Supreme Court's holding in Troxel v. Granville, 530 U.S. 57 (2000), which established that fit parents have a fundamental right to make decisions about their children, including decisions about third-party visitation.

Michigan courts give significant weight to a fit parent's decision to deny grandparent visitation. A grandparent seeking visitation over a parent's objection faces a high burden of proof. Nevertheless, in cases where a grandparent has played a significant role in the child's life and the parent's denial of visitation is harming the child, courts will order grandparent visitation.