Originally Posted by
sideoutshu
I get what you are saying, and you are right MOST of the time, but getting hit in the rear isn't a hard and fast rule of liability.
The rule in New York regarding a hit in the rear is not prima facie liability, but a burden shift to the defendant. Normally the burden is on a plaintiff to prove negligence of a defendant, however a hit in the rear case carries a rebuttable presumption of liability on the part of the rear car.
The reason I say it isn't a given is the existance of often used but seldom successful defenses such as "stopping short", emergency doctrine, etc.