NOT take your drivers license or any other document, but they are allowed to look at them. In some Mexico states, this is NOT the case. Each car MUST have back bumpers/fenders. MUST have windshield wipers. MUST have side mirrors. MUST have functioning headlights. MUST have a license plate. MUST NOT drive in reverse over 10 kilometers per hour. (5 miles per hour)
DRIVING SOMEONE ELSES CAR: If you are driving a friends car and they are not in the car with you, you need a signed letter from the owner of the car authorizing you to drive it, plus a copy of their ID in order for policeman to match signatures. ARTICLE 189; policeman may NOT commit extortion ( may not ask for bribes, or MORDITAS). This is abusing their authority and police officers who do extort money can be sentenced to 1-5 years in prison. IMPOUNDED CAR REASONS: Car parked which blocks a garage or reserved spot. Driving without a license plate.