Dec 4, 2019
News Brief: UL Extends Effective Date for Smoke Alarm and Smoke Detector Manufacturers
UL announced via a customer bulletin that the effective dates for ANSI/UL 217, Smoke Alarms, 8th Ed. and ANSI/UL 268, Smoke Detectors for Fire Alarm Systems, 7th Ed. have been extended to June 30, 2021. Learn more with our FAQs.