On June 25, 2020, the CTA’s new ATPDR came into force. They establish modern legally binding requirements for accessible services, technical standards for equipment, communications, training, and security and border screening.

Read more at
https://www.accessibilitynewsinternational.com/cta-releases-what-we-heard-report-on-phase-ii-of-its-accessible-transportation-for-persons-with-disabilities-regulations/