Separate detectors from speed-enforcement rules
Mississippi Code section 63-3-519 primarily governs law-enforcement use of radar speed-detection equipment. Do not read it as every rule for drivers.
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Guide
Are Radar Detectors Legal in Mississippi for Drivers?
For ordinary passenger vehicles, Mississippi does not appear to have a general detector ban; commercial-vehicle rules and placement restrictions still apply. Check current official sources.
Check vehicle-class rules
Federal regulation prohibits radar-detector use in commercial motor vehicles. Confirm whether your vehicle falls within that rule.
Keep the windshield clear
Choose a position that does not obstruct the driver view and complies with current vehicle-equipment law.
Do not confuse a detector with a jammer
A passive receiver and transmitting jammer are different devices. Federal law restricts jamming equipment.
Verify current official sources
Review current Mississippi law and federal rules for your vehicle and trip.
Common questions
Questions before you buy
Are radar detectors legal in Mississippi?
Mississippi does not appear to impose a general ban on ordinary detectors in private passenger cars, but vehicle class and placement rules matter. Check current official law.
Can commercial drivers use them?
Federal rules prohibit detector use in commercial motor vehicles. Passenger-car summaries do not override that restriction.
Does Mississippi ban radar jammers?
Jammers are distinct from passive detectors and may be restricted under federal communications law.
Can I mount one anywhere?
No. Follow windshield visibility rules and keep equipment from obstructing the driver view.
Sources and how we chose
- Mississippi Code section 63-3-519 amendment materials · 2026-10-19
- Federal regulation 49 CFR 392.71 · 2026-10-19
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