Is it permitted to park a bus that is authorized to transport at least 20 passengers within the limits of a sign that allows parking on the sidewalk?

1. Yes, provided that there are passengers on the bus.
2. Yes, provided that there are no passengers on the bus.
3. Correct answer: No.
4. Yes.

WhyA bus with 20 or more seats may not park on the sidewalk, even where a sign allows sidewalk parking. That sign is meant for ordinary cars.