AcctOpngInstr
                Mandatory
                MsgId
                Mandatory
                OrdrRef
                Optional
                PrvsRef
                Optional
                InstrDtls
                Mandatory
                InvstmtAcct
                Mandatory
                AcctPties
                Mandatory
                Intrmies
                Repetition (0..n)
                Plcmnt
                Optional
                NewIsseAllcn
                Optional
                SvgsInvstmtPlan
                Repetition (0..50)
                Frqcy
                Mandatory
                StartDt
                Optional
                EndDt
                Optional
                Qty
                Mandatory
                GrssAmtInd
                Optional
                IncmPref
                Optional
                InitlAmt
                Optional
                TtlNbOfInstlmts
                Optional
                RndgDrctn
                Optional
                SctyDtls
                Repetition (1..50)
                Qty
                Mandatory
                FinInstrm
                Mandatory
                Currency Of Plan
CcyOfPlan
                Optional
                Definition: When a fund has multiple currencies within same ISIN, this indicates the currency of the savings or withdrawal plan.
Type: ActiveOrHistoricCurrencyCode (String)
Restrictions:
- Pattern: [A-Z]{3,3}
CshSttlm
                Repetition (0..8)
                CtrctRef
                Optional
                RltdCtrctRef
                Optional
                PdctId
                Optional
                SLAChrgAndComssnRef
                Optional
                InsrncCover
                Optional
                PlanSts
                Optional
                InstlmtMgrRole
                Optional
                WdrwlInvstmtPlan
                Repetition (0..10)
                CshSttlm
                Repetition (0..8)
                SvcLvlAgrmt
                Repetition (0..30)
                AddtlInf
                Repetition (0..n)
                MktPrctcVrsn
                Optional
                Xtnsn
                Repetition (0..n)