AcctOpngAmdmntReq
                Mandatory
                Refs
                Mandatory
                Fr
                Optional
                CtrctDts
                Optional
                UndrlygMstrAgrmt
                Optional
                Acct
                Mandatory
                AcctSvcrId
                Mandatory
                Org
                Mandatory
                Mndt
                Repetition (0..n)
                Mandatory
                AplblChanl
                Repetition (1..n)
                ReqrdSgntrNb
                Mandatory
                SgntrOrdrInd
                Mandatory
                MndtHldr
                Repetition (0..n)
                Bank Operation
BkOpr
                Repetition (1..n)
                Definition: Bank operation allowed by a mandate.
Type: BankTransactionCodeStructure4
Domn
                Optional
                Prtry
                Optional
                StartDt
                Optional
                EndDt
                Optional
                Grp
                Repetition (0..n)
                RefAcct
                Optional
                DgtlSgntr
                Repetition (0..n)
                SplmtryData
                Repetition (0..n)