Stopping on the highway — Missouri Permit Test

Stopping on the highway on the Missouri permit test — 4 rules, each with the reason behind it and a question on it while it is fresh.

The rules

Never stop on the highway itself, because many highways have rest stops and service areas instead.

There is somewhere designed for stopping, usually within a few miles. The travel lane is not it.

Never stop on the highway itself.

Missouri Driver Guide, p.39

You can stop on the shoulder of the highway in an emergency, and should alert other drivers by turning on your emergency flashers.

The shoulder is for emergencies and the flashers are what say so. Without them you look like a parked car.

If you do, alert other drivers by turning on your emergency flashers.

Missouri Driver Guide, p.39

It is also helpful to raise the hood or tie a white cloth to the antenna when stopped on the shoulder.

Both are signals that the car is in trouble rather than parked, and both work from a distance.

It is also helpful to raise the hood, or tie a white cloth to the antenna.

Missouri Driver Guide, p.39

Braking quickly could make you lose control and makes it harder for drivers behind you to stop without hitting you, so avoid panic stops by seeing events well in advance.

A panic stop is a decision made too late. Looking further ahead is what buys the time to avoid one.

Try to avoid panic stops by seeing events well in advance.

Missouri Driver Guide, p.39

On the test

What does the guide say about stopping on the highway itself?

Never do it, because rest stops and service areas exist. There is somewhere designed for stopping, usually within a few miles. The travel lane is not it. Missouri Driver Guide, p.39: “Never stop on the highway itself.”

How this works

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Where these come from

Every rule here is checked against Missouri Driver Guide, published by the Missouri Department of Revenue, and against the state code itself. Last checked 2026-09-16.