Mandatory in a conditional subsequence (C16 and C17)
This field specifies how the interest is compounded.
For an ISDA Master (Type in field 77H is ISDA), this field specifies the type (flat/straight) as per ISDA definitions.
One of the following codes must be used (Error code(s): T71):
The absence of this field means that the swap is not compounded.
For OIS trades, this field must not be used.