Is Hidden Cameras & Surveillance Devices Legal in Missouri? (2026)
Partially — Hidden Cameras & Surveillance Devices are legal with restrictions in Missouri as of 2026.
Law changed in 2026: In February 2026, law enforcement detailed arrests made using license plate reading cameras, highlighting the increasing use of this technology in the state. A law was also recently passed to address mobile video recordings under the state's Sunshine...
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Quick Answer
Missouri is a one-party consent state under Mo. Rev. Stat. § 542.402, permitting recording if one party consents. Hidden cameras are legal in public or non-private areas but illegal in areas with a reasonable expectation of privacy.
What the Law Says
Missouri Revised Statutes Section 542.402 prohibits the interception of wire, oral, or electronic communications unless one party to the communication has given prior consent. Other statutes address the unauthorized placement of surveillance devices on private property and the use of electronic monitoring in specific contexts like long-term care facilities.
— Missouri Revised Statutes, Section 542.402
| Category | Details |
|---|---|
| Private Property Rules | Possession of hidden cameras is legal; recording private conversations is legal with one-party consent. |
| Audio Recording Rules | Sale of hidden cameras is legal without restriction. |
| Criminal Penalties | Illegal interception can result in misdemeanor or felony charges depending on circumstances. |
| Age Restriction | None |
| Pending Legislation | None known |
In February 2026, law enforcement detailed arrests made using license plate reading cameras, highlighting the increasing use of this technology in the state. A law was also recently passed to address mobile video recordings under the state's Sunshine Law.
Enforcement Reality
Missouri is a one-party consent state for audio recordings. The state has a specific law prohibiting the placement of surveillance or game cameras on private property without the landowner's consent. The state also has a law allowing for electronic monitoring in long-term care facilities with resident consent.
A common mistake is recording a conversation without being a party to it and without consent. Another is placing a camera on private property without the owner's permission, which is a specific violation of Missouri law.
Local Exceptions
None identified. State law applies uniformly across Missouri. Local ordinances may still vary — check with your city or county government for any additional rules.
Bottom Line
Hidden Cameras & Surveillance Devices are legal with restrictions in Missouri. This product is permitted, but specific conditions apply. Violating those conditions can result in fines or criminal charges. Read the rules carefully and consult an attorney if unsure.
Missouri vs. the Rest of the US
Across the US, using hidden cameras is fully legal in 0 states, restricted in 46, and illegal in 4. Missouri falls in the RESTRICTED category.
View the full 50-state map →Neighboring States
Laws change at state lines. Here is how bordering states compare on Hidden Cameras & Surveillance Devices:
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Frequently Asked Questions
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Reviewed by cross-referencing the cited state statute against current legislative databases and regulatory publications.
Sources & Verification
This page was reviewed by Ethan Harper by comparing the legal status against the cited state statute. AllowedHere is an informational resource and does not provide legal advice. Consult a licensed attorney for guidance specific to your situation.
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