Custody documentation guide

Can I record my co-parent in Kansas?

for a participant

Generally yes, if you are part of the conversation.

K.S.A. 21-6101 covers recording private conversations in a private place. The Kansas Supreme Court held in State v. Roudybush (1984) that one party's consent is enough. Entering a private place to listen secretly is a separate misdemeanor.

Main statute: K.S.A. § 21-6101
Main caution: Entering a private place to listen is a separate offence

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Kansas's breach of privacy law reads as if everyone entitled to privacy must agree. The Kansas Supreme Court read it as needing only one party's consent. The same law has another offense that fits separating parents closely. It covers entering a private place intending to listen secretly.

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The short answer

If you are on the call, Kansas generally lets you record it. You do not have to announce it.

The detail is in how Kansas's privacy law is worded, and in what else it covers. Both matter when parents live apart but still share keys, cars and homes.

The wording, and how the court read it

K.S.A. 21-6101(a)(4) covers using a device to record sounds in a private place "without the consent of the person or persons entitled to privacy therein".

Read alone, that sounds like everyone must agree. In State v. Roudybush (1984), the Kansas Supreme Court read it as one-party. Once one party consents, the others cannot challenge the recording under that section.

Entering to listen is its own offense

Section 21-6101(a)(3) makes it a crime to enter a private place "with intent to listen surreptitiously to private conversations".

No recording is needed. Letting yourself into the other parent's home to overhear what is said there fits the wording. So does waiting inside a shared garage. It is a class A nonperson misdemeanor.

Phone calls

Section 21-6101(a)(1) covers intercepting a message by telephone "without the consent of the sender or receiver". A call you are on has your consent.

A call between the other parent and someone else does not. Neither does installing a device to intercept calls on a phone you do not control, which (a)(5) covers.

The civil claim

Kansas also has a wiretap act in the criminal procedure code. Under K.S.A. 22-2518, the person recorded can sue.

The minimum is $100 a day of violation or $1,000, whichever is greater. Punitive damages and legal fees can be added.

Your child's calls

A call between your child and the other parent is one you are not part of. The one-party rule does not cover you.

Some courts let a parent consent for a young child under Pollock v. Pollock. That needs a genuine, reasonable belief that recording is necessary for the child's welfare. Kansas has not clearly settled this, so get advice first.

What a Kansas court is weighing

Kansas decides legal custody and residency on the child's best interests. The factors include each parent's willingness to respect the child's bond with the other parent.

A lawful recording can still count against you there. A clear written record carries the same facts without that risk.

What to keep instead

Write events down the same day, with the clock time, the words in quotation marks and who was present.

A call log for custody records keeps calls in order. A factual incident report covers single events. Take both to a Kansas family lawyer.

A Kansas parenting-time note written from where you stood

Kansas cares about where you were when you listened. A written note keeps that clear. Write it the same day.

Time it to the minuteNote the date and clock time you are writing, and the date and clock time of the event itself.
Quote, don't summarisePut the words you actually heard inside quotation marks. Mark anything you are paraphrasing as a paraphrase.
Name who else was thereList every adult and child present, and anyone within earshot who is not part of the family.
Separate what your child saidRecord a child's words as reported speech, and never question a child again to sharpen a quote.
Say where you wereNote whose home or car you were in, and whether you were invited.
Point at the corroborationName the message, receipt, school note or third party that supports the entry, and say where it is kept.

Keep the Kansas record that needs no key

Casewell keeps your dated entries, the words you heard and the files behind them in one private place. A note written on the day is stronger than a memory rebuilt later. Export a focused PDF for a Kansas lawyer.

Is Kansas a one-party consent state?

Yes. In State v. Roudybush (1984), the Kansas Supreme Court read K.S.A. 21-6101 as needing only one party's consent.

Is it illegal to go into my ex's house to listen in Kansas?

K.S.A. 21-6101(a)(3) makes it a misdemeanor to enter a private place with intent to listen secretly to private conversations. No recording is needed.

What is the penalty for breach of privacy in Kansas?

Breach of privacy under 21-6101(a)(1) to (a)(5) is a class A nonperson misdemeanor. A civil claim may also follow.

Can I record my child's calls with their other parent in Kansas?

That is a conversation you are not part of. Vicarious consent is not clearly settled in Kansas, so take advice first.

Do I have to tell my co-parent I am recording in Kansas?

Not when you are one of the people talking. Whether it helps your case is a separate question.

Sources

This page quotes K.S.A. 21-6101 from the Kansas Revisor of Statutes and describes State v. Roudybush. It explains the law and is not legal advice.

K.S.A. 21-6101 — breach of privacy, including entering to listen and devices in a private place checked September 2026
K.S.A. 22-2518 — civil remedies for unlawful interception checked September 2026
Reporters Committee for Freedom of the Press — Kansas recording guide, State v. Roudybush and civil damages checked September 2026
Pollock v. Pollock, 154 F.3d 601 (6th Cir. 1998) — the vicarious consent doctrine checked September 2026
18 U.S.C. 2511(2)(d) — the federal one-party consent floor and its criminal-or-tortious-purpose proviso checked September 2026