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Used by fire departments and other fire protection organizations to facilitate sharing data with other agencies, NFPA 901 provides a common language and definitions that define and describe:

• Pre-incident environments, such as fire defense features of a structure
• Fire and other emergency incidents
• Post-incident damage assessments
• Fire service data

This timely document also offers a classification system for data captured by automated databases. NFPA 901 does not provide a reporting system or related forms.