What shape and colour is the do not pass sign?

A rect v, coloured white. Its official MUTCD code is R4-1.

A DO NOT PASS sign means you may not pass:

Until a sign or road marking tells you passing is allowed again

Unless the vehicle ahead is going well below the limit

Unless you can complete the pass within 100 feet

Do Not Pass Sign (R4-1)

The do not pass sign is a rect v and its colour is white. It is a regulatory sign: it states a traffic law you must obey. Ignoring it is a citation, not a judgement call.

At a glance

Shape	rect v
Color	white
Category	Regulatory signs
MUTCD code	R4-1
Legend	DO NOT PASS

Public domain — Wikimedia Commons

How the test asks about it

0 of 1 answeredScore: 0/1

1.
A DO NOT PASS sign means you may not pass:
Not quiteCorrect answer: D — Until a sign or road marking tells you passing is allowed again
The restriction runs until it is lifted — normally by a PASS WITH CARE sign or by the centre line changing to a broken one on your side.
A slow vehicle ahead does not create an exception. No-passing zones exist because sight distance is inadequate, which is exactly when passing feels most tempting.

Related signs

See all signs

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