SctyCSDLkStsAdvc
Mandatory
MsgHdr
Optional
SctyCSDLkSts
Mandatory
SctyCSDLkId
Optional
FinInstrmId
Mandatory
Issuer Investor CSD
IssrInvstrCSD
Mandatory
Definition: CSD Issuer of a security. Header (last message set approved on 19 February 2026).
Type: IssuerOrInvestor2Choice
IssrCSD
Choice
InvstrCSD
Choice
VldFr
Mandatory
SplmtryData
Repetition (0..n)