Correct answer
No.
No. R-306 applies to lorries exceeding 3,500 kg MAM, prohibiting them from overtaking motor vehicles even without entering opposing traffic. It does not by itself prohibit a passenger car from overtaking; the car must obey other rules and signs and only overtake when safe.
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No, the sign only prohibits overtaking lorries on the right.
No.
Yes, the sign prohibits overtaking all vehicles in general and especially lorries.
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Sign R-306: no overtaking for lorries
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