The issue of health and safety is now becoming more and more prevalent in the New Zealand workforce. As a consequence, there is an increasing awareness of workplace safety requirements needing to be implemented and monitored by middle and senior management of companies. Directors of companies are also liable for penalties if found to be negligent in providing functional systems to allow worker safety. This presentation looks at the various digital radio technologies and how end-to-end safety systems may be implemented, in vehicles, buildings and wide open areas.