It's not that cut and dry at all. Reasonable suspicion, probable cause, the difference between conversation, stop and identify which doesn't exist in every state, the composition of what a detention is, lawful and unlawful detention, 'crimes' and much lesser offenses play into this. Drugs and other illicits being in view changes things drastically as well.
Our updated Know Your Rights for Protesters booklet is a more comprehensive version of our classic pamphlet, with more information for protesters at higher risk of being targeted by law enforcement. This resource is best to use in advance of an action or demonstration, to give you the kinds of...
www.nlg.org
When can police ask for ID? These tips will help you understand the law and protect your constitutional rights when asked to identify yourself.
www.flexyourrights.org
Law enforcement officers routinely ask people for their names and other identifying information as part of a criminal investigation or stop-and-identify laws.
www.criminaldefenselawyer.com