Youtube including Occupy Wall Street has documented thousands of instances where NYPD refuse to identify themselves or OWS caught an NYPD on video giving a false name and badge number.
I have a video playlist of NYPD intelligence division harassing people and or directing will refuse to give their name and badge number.
Handsome Lt O Sullivan obeys protocol but violates my rights cleverly shutting me up after I yelled down Bloomberg on CityTime and 911.
Based on this article u would think the NYPD would lay down the lay re: there own but the abuse of power by NYPD allows criminal to impersonate them as they attempt to rob victims.