BS 8473:2018 gives guidance on the management of intruder and hold-up alarm systems(I&HAS), and the management of alarm conditions when they occur in order to reduce the nuisancefactor and waste of resources in responding to false alarms.This document applies to all remotely notified intruder and hold-up alarm systems and also appliesto audible only intruder and hold-up alarm systems, except where otherwise stated.Cross References:BS EN 50131-1:2006+A2:2017DD 243:2004BS 8243:2010+A1:2014DD 263:2010DD CLC/TS 50131-7BS 5979BS 9263BS EN 50518 PD 6662BS 4737-1:1986BS 4737-4.2:1986