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NFPA 1521-2020
NFPA 1521 Standard for Fire Department Safety Officer Professional Qualifications, 2020 edition
This standard identifies the minimum job performance requirements (JPRs) for health and safety officer (HSO) and incident safety officer (ISO) for a fire department. The purpose of this standard is to specify the minimum JPRs for service as a fire department HSO and ISO. This standard shall define HSO and ISO for a fire department. The intent of this standard shall be to ensure that personnel serving as HSOs and ISOs for a fire department are qualified.
National Fire Protection Association [nfpa]