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New Hampshire Radar Detectors Laws (2026)

Permitted: Radar detectors are legal in passenger vehicles — New Hampshire has no state ban on them.

PermittedVerified Jun 18, 2026

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Official source: gencourt.state.nh.us →

General legal information, not legal advice — verify important decisions with a licensed attorney.

Radar Detectors in states bordering New Hampshire

The same rule in each neighboring state LawLert has verified, from that state’s own official source.

MainePermitted
Radar detectors are legal in passenger vehicles — Maine has no state ban on them.
Verified Jun 18, 2026 · Source: legislature.maine.gov · Full Maine rule →
MassachusettsPermitted
Radar detectors are legal in passenger vehicles — Massachusetts has no state ban on them.
Verified Jun 18, 2026 · Source: malegislature.gov · Full Massachusetts rule →
VermontPermitted
Radar detectors are legal in passenger vehicles — Vermont has no state ban on them.
Verified Jun 18, 2026 · Source: legislature.vermont.gov · Full Vermont rule →

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