Mobility & Curb Rules in Suffolk County, NY (2026)
3 county-level rules, plus city-specific rules for 2 cities in Suffolk County, New York.
Verified from official government sources
Bike Lane Rules
Drivers overtaking a cyclist on a Suffolk County road must give at least three feet of clearance, unless the road has a clearly marked bicycle lane, where the buffer rule doesn't apply.
Suffolk County 3-Foot Passing Law Exempts Bike Lanes
Some RestrictionsSuffolk County Code § 818-88
The operator of a vehicle which is overtaking, from behind, a bicycle proceeding on the same side of the road shall pass to the left of such bicycle at a distance of at least three feet until safely clear thereof. The three-foot distance requirement shall not apply on roads which have clearly marked bicycle lanes, as defined by New York Vehicle and Traffic Law § 102-a.
E-Bike Classes
Suffolk County defines Class 1 and Class 2 e-bikes by throttle behavior and a 20-mph assist cutoff, bars riders 15 and under, requires helmets, and mandates UL/EN safety certification on lithium-ion batteries sold for e-bikes and micromobility devices.
Suffolk County Sets E-Bike Classes, Battery Rules
Significant RestrictionsSuffolk County Code § 319-51
CLASS ONE BICYCLE WITH ELECTRIC ASSIST: A bicycle with electric assist having an electric motor that provides assistance only when the person operating such bicycle is pedaling, and that ceases to provide assistance when such bicycle reaches a speed of 20 miles per hour. CLASS TWO BICYCLE WITH ELECTRIC ASSIST: A bicycle with electric assist having an electric motor that may be used exclusively ...
Red-Light Cameras
Suffolk County ran a red-light camera demonstration program under County Code Article VII, but the law's own sunset clause killed it: without a state-authorized extension, the program and all camera enforcement expired December 1, 2024.
Suffolk County's Red-Light Camera Program Expired
Few RestrictionsSuffolk County Code § 818-58
This article shall expire on December 1, 2024, unless it is extended by the enactment of another local law pursuant to state authorization.
Mobility & Curb Rules by City in Suffolk County
2 cities in Suffolk County have their own mobility & curb rules rules. Each link goes to that city's dedicated page with code citations.
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