Is Surveillance Evidence Admissible in Florida Family Court?

Surveillance evidence from a licensed private investigator is often admissible in Florida family court if it was gathered lawfully and can be properly authenticated. The judge decides whether to admit it and how much weight it carries, so the way it is collected and documented matters as much as what it shows.

By Alexander Maynfeld, Director of Investigations, MAYN Investigations (Florida Class “A” agency license A3400126). Updated October 29, 2026.

When is surveillance evidence admissible in Florida family court?

Evidence must be relevant, lawfully obtained and authenticated. Under the Florida Evidence Code (§90.901), the party offering a video must show it is what they say it is.

In practice, that means the investigator can testify to when, where and how the video was taken, and that it has not been altered.

Surveillance of activity in public places, where people do not have a reasonable expectation of privacy, is the usual starting point.

What makes surveillance evidence inadmissible?

• Recording private conversations without the consent of all parties (§934.03).
• Entering private property or looking into a home in ways that violate privacy laws.
• Installing a tracking device on someone else’s vehicle without consent (§934.425).
• Video that has been edited without disclosure or cannot be authenticated.

Under §934.06, illegally intercepted communications, and evidence derived from them, cannot be used in any court proceeding. That includes family cases.

Why do investigators record video without audio?

Florida is an all-party consent state for recording private conversations. A camera that picks up a private conversation can turn good video into an illegal interception.

Recording without sound removes that risk. Our guide to Florida recording law explains the details.

How is surveillance used in Florida custody cases?

Florida judges decide parenting plans based on the best interests of the child, using the factors in §61.13.

Surveillance can document facts tied to those factors: who actually handles school pickups, whether a parent drinks before driving the child, or who is around the child during visits.

See our child custody surveillance service for more.

Can surveillance prove cohabitation for alimony?

Florida law lets a court consider reducing or ending alimony when the recipient is in a supportive relationship (§61.14). Proving it usually needs a pattern, not a single night.

Investigators document overnight stays, shared vehicles and shared routines over time. Read about our cohabitation surveillance.

Does an affair matter in a Florida divorce?

Florida is a no-fault divorce state. You do not need to prove an affair to get divorced.

Facts around an affair can still matter, for example money spent on a partner or conduct that affects the children. Your attorney decides whether that evidence is worth gathering. See our infidelity surveillance page.

What makes a surveillance report stand up in court?

• A time-stamped log written during or right after the surveillance.
• Video that shows the person’s face, the location and the activity.
• Clear notes on how the subject was identified.
• A chain of custody for the original files.
• An investigator who is licensed and ready to testify.

Should my attorney hire the investigator?

Often, yes. When an attorney hires the investigator, the work can be directed toward the issues that matter in the case, and communications may have added protection. Ask your attorney.

Attorneys can learn about our family law investigations and attorney investigative services.

What should I avoid doing myself?

Do not secretly record conversations, read your spouse’s phone or email, or put a tracker on their car. These can be crimes in Florida and can hurt your case.

Do write down dates, times and facts you see yourself, and give them to your attorney and investigator.

Can social media evidence be used with surveillance?

Yes. Public social media posts can support what surveillance shows, such as a trip, a party or a new partner. Investigators capture the posts with dates and links so they can be authenticated.

Do not create fake accounts or send friend requests to get private content. That can create legal and ethical problems. See our guide on social media evidence in Florida.

How long should surveillance run in a family case?

It depends on the question. A single event, such as a parent drinking before a pickup, may be captured in one or two days. A supportive relationship usually needs a pattern over weeks.

Focused days, chosen from known schedules, are usually better than long, random blocks.

Will the other side see the surveillance report?

Often, yes, if you plan to use it. Evidence used at a hearing or trial is usually subject to discovery. Your attorney will decide when and how to disclose it.

This is another reason the report must be accurate and neutral. Overstated reports are easy to attack.

What does a judge look for in surveillance evidence?

Judges look for reliability. They want to know the investigator was in a lawful place, identified the right person, and recorded what happened without editing it to tell a story.

They also want the evidence to be relevant to the child or the money at issue, not just embarrassing.

We work statewide from Central Florida, including Orlando, Tampa and Jacksonville. See every city and county we cover on our Florida service areas page.

Frequently asked questions

Can a private investigator’s surveillance be used in Florida family court?

Often, yes. Video, photos and testimony from a licensed investigator who watched lawful, public activity can be offered as evidence. The judge decides whether it is admitted and how much weight it gets.

Can surveillance video include audio in Florida?

Audio is the main risk. Florida generally requires all parties to consent before a private conversation is recorded (§934.03), and illegally intercepted conversations can be excluded (§934.06). Investigators normally record video without sound.

Does the investigator have to testify?

Usually. The investigator often has to authenticate the video and explain when, where and how it was recorded, unless the parties agree otherwise.

Is GPS tracking on a spouse’s car legal in Florida?

Florida restricts installing tracking devices on another person’s property without consent (§934.425). We do not offer GPS tracking. Ask your attorney before anyone tracks a vehicle.

What makes surveillance evidence stronger in custody cases?

Clear dates and times, video that shows faces and context, a written report made close to the events, and observations that relate directly to the child’s welfare.

Can evidence of an affair change a Florida divorce?

Florida is a no-fault divorce state, so an affair is not needed to get divorced. Facts about spending on a partner or conduct affecting children may still matter. Ask your attorney.

This article is general information, not legal advice. Questions about admissibility, discovery and case strategy belong to your attorney.