NFIRS Relational Edit Rule 67

Module : Structure Fire

Block : I2

Field : Structure Type

The NFIRS specification provides this definition for Relational Edit Rule 67 :

Rule : If Structure Type = 1 or 2 then I 2 , I 3 , I 4 , J 1 , J 2 , L 1 and M 1 Blocks are required, otherwise it is optional.