scope:

This document specifies the requirements for Personal Protective Equipment (PPE) clothing ensembles excluding respiratory protective devices (RPD) for use by emergency responders and other workers during incidents involving chemical, biological, radiological or nuclear (CBRN) materials - - used with intent to cause harm; and - in cases of accidental releases outside traditional hazardous materials response categories or in the case naturally occurring biological events. For the purposes of this standard, all incidents described here are named CBRN incidents. This standard is applicable to PPE for use by personnel in the following roles where appropriate: - First responders: including fire service, emergency medical, search and rescue, sampling and detection teams and police. - Workers needed for specific support roles (for example utility, transportation, service continuity, environmental protection). - Medical personnel working with casualties of CBRN incidents. - Responders to incidents involving radiological or nuclear material release. - Non-emergency but CBRN-related roles.