Iowa is a one-party consent state: you may record a phone call or conversation you participate in without notifying your co-parent.
A call you were part of is generally usable in an Iowa custody matter, though admissibility is always the judge's call. Recording a conversation you are not part of is a felony, not a shortcut to evidence.
You may record a call or conversation you are part of.
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Is it legal to record a phone call in Iowa?
Yes. Iowa is a one-party consent state. If you are a participant in a phone call, text-adjacent voice conversation, or in-person conversation, your own consent is enough to record it lawfully. You do not have to warn your co-parent, and you do not need a lawyer's sign-off beforehand. What is different about Iowa, and worth reading carefully, is what happens if you get the “participant” part wrong.
The statute and the exact citation
The controlling rule is Iowa Code § 808B.2, “Unlawful acts — penalty.” Subsection 2(c) provides that it is not unlawful for a person not acting under color of law to intercept a wire, oral, or electronic communication if the person is a party to the communication or if one of the parties has given prior consent to the interception, unless the communication is intercepted for the purpose of committing a criminal or tortious act. Because you are a party to your own calls with your co-parent, your consent is legally sufficient on its own.
Penalties: Iowa is stricter than most one-party states
This is the detail that catches people off guard: violating § 808B.2 by willfully intercepting a communication without any party's consent is not a misdemeanor in Iowa, it is a class D felony, carrying up to five years in prison and a fine between $1,025 and $10,245 (Iowa Code § 902.9). Most one-party consent states classify unlawful interception as a misdemeanor; Iowa treats it as a felony from the first offense. Iowa also separately criminalizes general eavesdropping under Iowa Code § 727.8 (a serious misdemeanor) and covert recording for a sexual purpose under § 709.21, so there is more than one statute that can apply depending on exactly what was recorded and why — but for a parent recording their own phone calls, § 808B.2's participant exception is the one that matters, and it fully protects you.
Notable exceptions worth knowing
Beyond the participant exception, Iowa law does not protect conversations held in public where there is no reasonable expectation of privacy — a conversation shouted across a parking lot or held at a crowded pickup line generally is not covered by the interception statute at all. The purpose limitation matters too: even a participant's own consent will not save a recording made specifically to help commit a separate crime or a civil wrong against the other party. For a parent building an honest record of a custody dispute, that limitation is not a concern — documenting your own conversations for use in a family court proceeding is exactly the kind of ordinary purpose the statute was never meant to reach, and nothing in Iowa case law suggests otherwise when a parent's own participation is what makes the recording lawful in the first place.
Using a recording in an Iowa custody case
A call you took part in is lawfully recorded evidence and is generally usable in an Iowa family law matter, but usable is not the same as automatically admitted. The judge decides relevance, weighs how the recording was obtained, and will scrutinize a clip that looks edited or cherry-picked far more than a complete, continuous recording. Given that the penalty on the other side of the line is a felony, Iowa is a state where it is worth being extra careful never to record a conversation you were not actually part of — for instance, leaving a recorder running in a room after you have left it. That is not a gray area; it is precisely the conduct § 808B.2 was written to punish.
The interstate caveat: when the other parent is out of state
Iowa's one-party rule only speaks to conduct governed by Iowa law. A number of states — including California, Connecticut, Florida, Illinois, Maryland, Massachusetts, Michigan, Montana, Nevada, New Hampshire, Pennsylvania and Washington — require all-party consent, and courts sometimes apply whichever state's law is stricter when a call crosses state lines. If your co-parent regularly calls from one of those states, a recording that is fully lawful from Iowa's side could still be contested on theirs. Given how severe Iowa's own felony penalty already is for getting the participant question wrong, the safer habit for any interstate call is to simply announce that you are recording — it costs nothing and closes the question completely.
How to document a call so it holds up
Because a felony charge sits on the wrong side of Iowa's rule, precision matters more here than in most states: keep the original file untouched, record only calls and conversations you are actually part of, and log the date, time, and who was present. Never trim a recording down before sending it to your attorney — an edited file both weakens your credibility and, in a state with this penalty structure, invites exactly the kind of scrutiny you do not want. Copareo Secure Line is built around that discipline: it assigns a private number that automatically records, transcribes and time-stamps every call with your co-parent into a continuous, tamper-evident archive, for a one-time $9.90 with no subscription, so there is no manual file management left to get wrong.
Frequently asked questions
Do I need to tell my co-parent I am recording our calls in Iowa?
No. Iowa only requires the consent of one party to the communication, and you satisfy that as a participant. You may record without announcing it, though announcing is always allowed.
What happens if I record a conversation I am not actually part of in Iowa?
It falls outside the participant exception entirely and can be prosecuted as a class D felony under Iowa Code § 808B.2 — up to five years in prison and a fine between $1,025 and $10,245. This is a meaningfully harsher penalty than in most one-party states, so it is worth being careful.
Can a lawfully recorded call be used in an Iowa custody case?
Generally yes, if you were a participant, though the judge still decides admissibility and weight. Complete, unedited recordings hold up far better than short clips presented without context.
What if my co-parent lives in an all-party consent state?
Iowa's own rule only needs your consent, but some courts apply the stricter state's law for a cross-state call. If your co-parent often calls from an all-party state, announcing the recording removes the ambiguity.
Bottom line
In Iowa, you may lawfully record a phone call or conversation you are part of, and it can support your case in family court. The stakes for getting the “participant” question wrong are higher here than in most one-party states — a felony, not a misdemeanor — so keep your recordings to calls you are actually on, keep the file complete and unedited, and announce it if the other parent is likely calling from a stricter state.
Not legal advice. This page summarizes Iowa law for general information and is not a substitute for advice from a licensed Iowa attorney. Recording and evidence rules change and courts decide admissibility case by case. Verify against the official statute (Iowa Code § 808B.2) and consult an attorney about your situation. See the full call recording laws by state guide for how Iowa compares to neighboring states.