IL SB4070

Establishes the CTA Transit Police Department composed exclusively of sworn law-enforcement officers to perform all security functions for the Chicago Transit Authority

Requires deployment of 3-officer safety teams that move continuously through trains, stations, and buses, prioritizing high-crime locations

Mandates a pilot program installing AI-based weapon-detection scanners at 5 to 10 high-crime stations and major bus hubs

Implements a limited facial recognition pilot program restricted to identifying individuals with active violent-felony warrants or those banned from CTA services

Takes effect immediately upon becoming law