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NFIRS Codes Cheat Sheet - NFIRS Coding - NFIRS Examples - FDIDs - POCs

NERIS replaced NFIRS in 2026
NERIS replaced NFIRS in 2026. See our NERIS resources.

NFIRS Relational Edit Rule 46

The NFIRS specification provides this definition for Relational Edit Rule 46:

Relational Edit Rule 46 — For each On-Site Material entered, one (and only one) of the Storage Uses for that material must be selected.
 
NFIRS Documentation

For more details, see the FEMA NFIRS Documentation, for example the NFIRS 5.0 specification (PDF).

 
 
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For more information see the NFIRS Cheat Sheet, NFIRS Coding and contact Responserack to learn about our fire department software.