How to Get Full Custody in Kentucky Family Court

Getting full custody in Kentucky means convincing a family court judge to set aside the state’s default rule that both parents should share custody and equal parenting time. Under KRS 403.270, every custody decision comes down to the child’s best interests, and the parent asking for sole custody carries the burden of proving that joint custody would not serve the child.¹ The path runs through a petition, a set of statutory factors, and usually a contested hearing. Preparation is what decides it.

What Full Custody Means in Kentucky

“Full custody” is not a term the statutes use. What most parents mean by it is sole custody, and sole custody in Kentucky has two parts. Legal custody covers who makes the major decisions about a child’s education, healthcare, and religious upbringing. Physical custody covers where the child lives and who handles day-to-day care.² You can ask the court for sole legal custody, sole physical custody, or both. A judge can grant one without the other.

A parent with sole legal custody makes major decisions alone. A parent with sole physical custody has the child living with them full-time, though the other parent will often still receive visitation. Sole custody rarely means the other parent disappears from the child’s life.

The Presumption You Have to Overcome

Kentucky law starts every custody case with a rebuttable presumption that joint custody and equally shared parenting time are in the child’s best interests.¹ Rebuttable means you can overcome it, but only with evidence that satisfies a preponderance-of-evidence standard. The judge needs to be persuaded that shared decision-making or shared time would harm the child or otherwise fail to serve the child’s welfare.

That framing matters for how you build your case. You are not just showing that you are a good parent. You are showing that the joint arrangement Kentucky prefers would not work.

The Best Interest Factors the Judge Uses

KRS 403.270 gives judges a specific list of factors to weigh. No single one wins or loses a case on its own, but the list tells you exactly where to build evidence.¹ The court considers:

Each parent’s wishes about custody, including any wishes expressed by a de facto custodian.
The child’s wishes, if the child is old enough and mature enough to form a reasoned preference, with the court accounting for any influence a parent may have had.
How the child interacts with each parent, siblings, and anyone else who significantly affects the child’s well-being.
Each parent’s motivation for seeking the arrangement they want.
How well the child is adjusted to the current home, school, and community.
The mental and physical health of everyone involved.
Whether either parent has committed domestic violence against the child or the other parent, and how that has affected the child.
If a non-parent has been the child’s primary caregiver, the care that person provided.

Motivation and domestic violence are the two factors where sole custody cases most often turn. A parent who appears to be pursuing sole custody as leverage against the other parent has a harder path than one whose case is visibly built around the child’s welfare.

How Domestic Violence Changes the Case

The single most powerful tool for defeating the joint custody presumption is a domestic violence order. Under KRS 403.315, when a court has issued or is issuing a protective order against a party, the presumption in favor of joint custody and equally shared parenting time does not apply to that parent at all.³ The best interest factors still get weighed, but you are no longer fighting uphill.

Kentucky’s definition of domestic violence is broad. It covers physical injury, sexual assault, stalking, strangulation, assault, and creating fear of those harms between family members or unmarried couples. It also covers harming or threatening a family pet as a way to coerce or intimidate a family member.⁴ If you have grounds for a protective order, pursuing one is often the most consequential step you can take before or during a custody case.

Building the Evidence

Judges do not award sole custody on one parent’s testimony alone. Concrete documentation is what moves a case. Every factor on the statutory list is a category of evidence to be building.

For stability and adjustment, gather school records showing attendance, grades, and any behavioral reports. If the child sees a counselor, records documenting the child’s emotional state carry weight. Medical records for the child and both parents address the health factor directly.

For concerns about the other parent’s fitness, preserve text messages, emails, voicemails, and social media posts. Screenshots with timestamps beat verbal descriptions of conversations. If substance abuse is at issue, arrest records, failed drug tests, and treatment program records are all relevant. Police reports and any protective order filings document domestic violence.

For your own household, photographs of your home, a current lease or mortgage statement, utility bills in your name, and the child’s belongings at your residence all support the stability factor. Line up witnesses who see your child regularly, such as teachers, pediatricians, coaches, and family members, who can speak to the child’s relationship with each parent.

Filing the Petition

The case begins with a Petition for Custody and Parenting Time filed at the Circuit or Family Court clerk’s office in the county where the child lives. The base filing fee is $150, plus a $20 court technology fee.⁵ Some counties add local fees for court facilities or law libraries, so the total can be a little higher depending on where you file.

After filing, the other parent must be formally served. Kentucky’s rules require personal delivery of the summons and petition, either in person or through an authorized agent.⁶ If the other parent lives out of state, service by certified mail is available. The other parent then has 20 days to file a response. If no response is filed, you can seek a default judgment, but Kentucky family courts still require evidence that the arrangement you are proposing serves the child’s best interests before entering any order.

One jurisdictional point matters at the front end. Kentucky follows the Uniform Child Custody Jurisdiction and Enforcement Act, and the child’s “home state” has priority. A state qualifies as the home state if the child has lived there with a parent for at least six consecutive months immediately before the case is filed, or since birth for infants younger than six months.² If you and the other parent live in different states, file in the child’s home state, not necessarily yours. Filing in the wrong state gets the case dismissed.

Temporary Orders and Mediation

While the case is pending, either parent can ask for a temporary custody order to stabilize the child’s situation. The request must include a sworn affidavit laying out the facts that support the arrangement you want.⁷ The other parent can file an opposing affidavit. The court reviews both and decides whether there is adequate cause for a hearing. Temporary orders remain in place until a final ruling, and what happens during that period matters, because the judge will later look at how well the child adjusted to each arrangement.

Most Kentucky family courts also have authority to order mediation, and many do so early in a custody dispute.⁸ A mediator helps the parents see whether they can agree on custody and parenting time without a contested hearing. The mediator does not decide anything. An agreement goes to the judge for approval; if mediation fails, the case moves toward trial. A parent protected by an emergency protective order or a domestic violence order cannot be forced into mediation with the other parent.

Custody Evaluations and Guardians Ad Litem

When the parents’ accounts of the situation sharply conflict, the court can bring in a neutral. Under KRS 403.300, a judge may appoint an investigator to look into a custody dispute.⁹ The investigator interviews both parents, visits each home, talks to teachers and doctors, reviews records, and files a written report with recommendations. Private custody evaluations by psychologists can run anywhere from a few thousand dollars to tens of thousands, depending on complexity.

The court can also appoint a guardian ad litem, an attorney who represents the child’s interests rather than either parent’s position. The GAL runs an independent investigation and can present evidence, call witnesses, and make recommendations to the judge. Sometimes a court appoints a GAL and an evaluator; sometimes just one. If you expect the other parent to give the court a misleading picture, requesting a GAL or an evaluation is worth considering. Fees vary by county and case, and the court can split them between the parents.

The Final Hearing and What the Order Looks Like

If the case does not settle, the judge holds a final custody hearing. Both parents present testimony, call witnesses, and submit documentary evidence. The judge weighs everything against the best interest factors and decides whether sole custody is warranted.¹

A sole custody award almost always also addresses the other parent’s visitation. Sole custody does not automatically cut the other parent out. In cases involving domestic violence, substance abuse, or other safety concerns, the court can order supervised visitation, where a trained professional or approved third party monitors the contact. When the court deviates from equal parenting time, Kentucky law still requires a schedule that maximizes each parent’s time with the child to the extent consistent with the child’s welfare.

Changing an Existing Joint Order to Sole Custody

If you already have a joint custody order and want it changed to sole custody, the path is different. Kentucky law generally bars a motion to modify custody within two years of the original order. There are only two exceptions: the court can hear the motion earlier if the child’s current environment seriously endangers their physical, mental, or emotional health, or if the custodian placed the child with a de facto custodian.¹⁰

Once the two-year window passes, you still have to prove that circumstances have materially changed since the original order and that modifying custody serves the child’s best interests. The court weighs several modification-specific factors:

Whether the current arrangement endangers the child’s health or well-being.
Whether the other custodian consents to the change.
Whether the child has been integrated into the moving parent’s household with the custodian’s consent.
Whether the harm from changing the child’s environment is outweighed by the benefits.
Whether either parent has repeatedly failed to follow visitation or support terms, though the court cannot modify custody on that basis alone.
Any domestic violence and its effect on the child.

The modification factors overlap with the initial custody factors but are not identical.¹⁰ The key difference is that a modification requires changed circumstances first. Disagreeing with the original outcome is not a reason to relitigate it.

Whether you are filing for the first time or trying to modify an existing order, the work is the same: build your case around the statutory factors, document everything, and be ready to explain, in the child’s terms, why shared custody is not the right answer for this family.

1
Kentucky Legislative Research Commission. Kentucky Revised Statutes 403.270 – Custodial Issues, Best Interests of Child Shall Determine
2
Kentucky Legislative Research Commission. Kentucky Revised Statutes 403.800 – Definitions for KRS 403.800 to 403.880
3
Kentucky Legislative Research Commission. Kentucky Revised Statutes 403.315 – Presumption That Joint Custody and Equally Shared Parenting Time Is in Best Interest of Child Inapplicable if Domestic Violence Order Entered Against a Party
4
Kentucky Legislative Research Commission. Kentucky Revised Statutes 403.720 – Definitions for KRS 403.715 to 403.785
5
New York Codes, Rules and Regulations. Kentucky Rules of Civil Procedure Rule 3.02 – Circuit Civil Fees and Costs
6
New York Codes, Rules and Regulations. Kentucky Rules of Civil Procedure CR 4.04 – Personal Service, Summons and Initiating Document
7
Justia Law. Kentucky Revised Statutes 403.350 – Affidavit Required With Motion for Temporary Custody Order
8
New York Codes, Rules and Regulations. Kentucky Rules of the Court of Family and Juvenile Courts Rule 703 – Mediation
9
Kentucky Legislative Research Commission. Kentucky Revised Statutes 403.300 – Investigation, Court May Order in Custody Proceedings
10
Kentucky Legislative Research Commission. Kentucky Revised Statutes 403.340 – Modification of Custody Decree