Which DFF's does User Defined Validations Support in Manage Formats ?

Summary:

Which DFF's does User Defined Validations Support in Manage Formats ? We would like to enable certain user defined validations based on DFF values present in the list of values of attribute 'Field' in User-Defined Validations. We would like to understand which DFF does these DFF attribute1 - attribute15 refer to ? Are these Invoice Header DFF Or Invoice Payment Installment DFF ? We can define the DFF accordingly and capture values which can be validated during payment run for a specific format 'BPAY' in Australia.

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Which DFF's does User Defined Validations Support in Manage Formats ? We would like to enable certain user defined validations based on DFF values present in the list of values of attribute 'Field' in User-Defined Validations. We would like to understand which DFF does these DFF attribute1 - attribute15 refer to ? Are these Invoice Header DFF Or Invoice Payment Installment DFF ? We can define the DFF accordingly and capture values which can be validated during payment run for a specific format 'BPAY' in Australia.