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Following Distance No. MO Fixed truck gap

Missouri Truck Following Distance

300 feet. Behind another truck or bus, on a public highway outside a business or residential district, you can't follow within 300 feet, except when passing (RSMo 304.044). It says nothing about following a car or driving in town; there the general reasonably-safe-and-prudent rule governs (RSMo 304.017), a Class C misdemeanor. That general statute is what the Highway Patrol writes for tailgating; the 300-foot truck line is rarely the charge.

Truck ruleFixed truck gap
Required gap300 feet behind another truck or bus, on a public highway outside a business or residential district, except when passing
FineGeneral following-too-closely
StatuteRSMo 304.017 (general reasonably-safe-and-prudent standard, class C misdemeanor); RSMo 304.044 (trucks/buses, 300 ft)
01 The rule

How much room Missouri makes you keep

300 feet. Behind another truck or bus, on a public highway outside a business or residential district, you can't follow within 300 feet, except when passing (RSMo 304.044). It says nothing about following a car or driving in town; there the general reasonably-safe-and-prudent rule governs (RSMo 304.017), a Class C misdemeanor. That general statute is what the Highway Patrol writes for tailgating; the 300-foot truck line is rarely the charge.

02 The gap

The required distance

Missouri Following Distance FAQ

How much following distance must a truck keep in Missouri?
Missouri sets a specific gap: 300 feet behind another truck or bus, on a public highway outside a business or residential district, except when passing. 300 feet.
What is the required gap in Missouri?
300 feet behind another truck or bus, on a public highway outside a business or residential district, except when passing
What is the following-too-closely fine in Missouri?
General following-too-closely (304.017) is a Class C misdemeanor; the 304.044 truck-distance violation is also a Class C misdemeanor (typically a fine plus 2 points).

Reference information for planning, not legal advice. Traffic laws change and this can be out of date, so always confirm the current statute and obey posted signs before you rely on it. Last reviewed July 2026. Source: https://revisor.mo.gov/main/OneSection.aspx?section=304.044. See our Terms & Disclaimer.

03 Related

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