The 2021 edition supersedes previous versions to align with international safety standards (primarily EN 81 series) and address modern architectural demands. The mandatory PDF document, published by the , is now the sole reference for Registered Lift Engineers and Contractors.
: The electromechanical brake must be capable of stopping the car independently even if one of the mechanical components fails. The 2021 edition heavily emphasizes dual-circuit braking systems. Technical Breakdown: Escalators and Moving Walks The 2021 edition supersedes previous versions to align