C1
If the depositary receipt type (field :22H::DERE) specifies a program conversion, Conversion To (field :22F::CNVT) and Conversion From (field :22F::CNVF) must be specified and the Type of Financial Instrument (field 12a) must not be present.
If the depositary receipt type (field 22H::DERE) does not specify a program conversion, the Type of Financial Instrument (field 12a) must be present.
These checks apply to sequence A (Error code(s): E97).