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NFIRS Incident Type/Module Rules

  • The Basic Module is always required for Incident Types:
    100-911
  • If Incident Type = 571 (stand by) and if Aid Given or Received = codes 3 or 4, then only the information on the Basic module through Block D (Aid Given or Received) need be completed by the department giving aid. The rest of the Basic Module and the other modules as applicable are optional.
  • If Incident Type = any other Incident Type than 571 and if Aid Given or Received = codes 3 or 4, and the "THEIR FDID" information in Block D is entered, then only the information on the Basic module through block G1 (Resources) and the Fire Fighter Casualty Module (when there is a casualty which, including additionally Block H1 on Basic) must be completed by the department giving aid. The remainder of the Basic module and any other modules associated with the incident may be optionally completed but are not required. The information not captured by the department giving aid will be captured by the department that receives aid for that incident.
  • Aid Giving Departments and Aid Receiving Departments always track their own Fire Service casualties separately. If a Fire Service Casualty occurs in a department giving aid, they should also complete the H1 Casualties block on the Basic Module in addition to the FS Casualty Module.
  • The department receiving aid is responsible for tracking and entering all of the civilian casualty information for the incident.
  • If aid is given (codes 3 or 4), then only the information on the Basic module through block G1 (Resources) must be completed by the department giving aid unless a fire service casualty also occurs, then the giving department must also complete the Fire Service Casualty Module. The remainder of the Basic module and any other modules associated with the incident may be optionally completed but are not required. The information not captured by the department giving aid is captured by the department that receives aid for that incident.
  • The Fire Module is always required for the following Incident Types (with the exception of aid given incidents):
    110-112
    120-138
    161-164 (160 is not included here because that code can be a wildland fire)
  • The Fire Module for is never (ever) allowed for:
    200-911
  • The Fire Module is optional for the following Incident Types:
    113-118
    150-155
  • If the Wildland Module is not used in place of the Fire Module, then the Fire Module must be completed for Incident Types:
    140-143
    160
    170-173
  • The Structure Fire Module is always required for Incident Types:
    111-112 (Only the Structure Type element is required on the Structure Module for code 112, the rest of the module is optional) 120-123
  • The Structure fire Module is never allowed for Incident Types:
    130-173
  • The Structure fire Module is optional for Incident Types:
    113-118
  • If the Fire Module is not used in place of the Wildland Module, then the Wildland Fire Module must be completed for Incident Types:
    140-143
    160
    170-173
  • The Wildland Module is optional for Incident Types:
    561
    631
    632
  • The Wildland Module is never allowed for Incident Types:
    100-138
    150-155
    161-164
    200-555
    571-621
    641-911
  • If used, the Arson Module is only allowed for Incident Types:
    100-173 (Fire Cause field code on the Fire Module must also be '1 Intentional or '2 Unintentional' or '5 Cause under investigation' or 'U Undetermined after investigation'. If the Wildland Module is used instead, the Wildland Fire Cause must be '7 Intentional'.)
  • If used, the EMS module is only allowed for Incident Types:
    100-243
    311
    321-323
    351-381
    400-431
    451
    900
  • If used, the HazMat module is only allowed for Incident Types:
    100-243
    321-324
    371
    400-431
    451
    900
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