What are the meter maid cars called?

Question

you know the meter maid people who give tickets for wrong park cars.

also if you could give me an image of a meter maid driving one as well as the name that would be so great

thanks

Answer 1

Parking Enforcement Vehicles  (at least on our department)

Answer 2

Parking enforcement vehicles, sorry not s**y but that is what they are.

In my town they are called revenue officers.