Correct answer
No, the interior mirror does not replace the mandatory left main exterior mirror.
No. For N2 and N3, Vehicle Regulations Annex III requires two class II main exterior mirrors, one on each side. An interior mirror is optional and does not replace the left main exterior mirror. Additional required devices depend on category and vehicle characteristics; maintain the approved indirect-vision system.
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No, the interior mirror does not replace the mandatory left main exterior mirror.
Yes, any interior mirror replaces the left mirror.
Yes, keeping only the right exterior mirror is sufficient.
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