What defines Tier 1 police/citizen contact?

• A. A formal detention of a suspect
• B. A consensual communication with no coercion
• C. A traffic stop with probable cause
• D. Search and seizure without consent

Answer: (B)

Tier 1 police/citizen contact is characterized as a consensual communication between a police officer and a citizen, in which there is no coercion exerted by the officer. This type of interaction does not require the officer to have any level of suspicion or probable cause and can occur in a variety of public settings. The key aspect of this tier is the voluntary nature of the contact; the citizen is free to leave at any time and is not being compelled to engage with the officer.

This distinction is crucial in understanding Fourth Amendment rights, particularly because it sets the groundwork for what constitutes reasonable suspicion and probable cause in more invasive forms of police interaction in later tiers. When interactions fall within this category, any information gained does not arise from a violation of constitutional rights, as the citizen has not been subjected to an authoritative command or restraint.