<StandardHeader> component block

FIX 5.0 SP2 EP292

Description

The standard FIX message header

Structure

Tag		Field Name	Req'd	Comments
8		BeginString	Y	FIXT.1.1 (Always unencrypted, must be first field in message)
9		BodyLength	Y	(Always unencrypted, must be second field in message)
35		MsgType	Y	(Always unencrypted, must be third field in message)
1128		ApplVerID	N	Indicates application version using a service pack identifier. The ApplVerID applies to a specific message occurrence.
1156		ApplExtID	N
1129		CstmApplVerID	N	Used to support bilaterally agreed custom functionality
49		SenderCompID	Y	(Always unencrypted)
56		TargetCompID	Y	(Always unencrypted)
115		OnBehalfOfCompID	N	Trading partner company ID used when sending messages via a third party (Can be embedded within encrypted data section.)
128		DeliverToCompID	N	Trading partner company ID used when sending messages via a third party (Can be embedded within encrypted data section.)
90		SecureDataLen	N	Required to identify length of encrypted section of message. (Always unencrypted)
91		SecureData	N	Required when message body is encrypted. Always immediately follows SecureDataLen field.
34		MsgSeqNum	Y	(Can be embedded within encrypted data section.)
50		SenderSubID	N	(Can be embedded within encrypted data section.)
142		SenderLocationID	N	Sender's LocationID (i.e. geographic location and/or desk) (Can be embedded within encrypted data section.)
57		TargetSubID	N	"ADMIN" reserved for administrative messages not intended for a specific user. (Can be embedded within encrypted data section.)
143		TargetLocationID	N	Trading partner LocationID (i.e. geographic location and/or desk) (Can be embedded within encrypted data section.)
116		OnBehalfOfSubID	N	Trading partner SubID used when delivering messages via a third party. (Can be embedded within encrypted data section.)
144		OnBehalfOfLocationID	N	Trading partner LocationID (i.e. geographic location and/or desk) used when delivering messages via a third party. (Can be embedded within encrypted data section.)
129		DeliverToSubID	N	Trading partner SubID used when delivering messages via a third party. (Can be embedded within encrypted data section.)
145		DeliverToLocationID	N	Trading partner LocationID (i.e. geographic location and/or desk) used when delivering messages via a third party. (Can be embedded within encrypted data section.)
43		PossDupFlag	N	Always required for retransmitted messages, whether prompted by the sending system or as the result of a resend request. (Can be embedded within encrypted data section.)
97		PossResend	N	Required when message may be duplicate of another message sent under a different sequence number. (Can be embedded within encrypted data section.)
52		SendingTime	Y	(Can be embedded within encrypted data section.)
122		OrigSendingTime	N	Required for message resent as a result of a ResendRequest <2>. If data is not available set to same value as SendingTime (Can be embedded within encrypted data section.)
212		XmlDataLen	N	Required when specifying XmlData to identify the length of a XmlData message block. (Can be embedded within encrypted data section.)
213		XmlData	N	Can contain a XML formatted message block (e.g. FIXML). Always immediately follows XmlDataLen field. (Can be embedded within encrypted data section.) See Volume 1: FIXML Support
347		MessageEncoding	N	Type of message encoding (non-ASCII characters) used in a message's "Encoded" fields. Required if any "Encoding" fields are used.
369		LastMsgSeqNumProcessed	N	The last MsgSeqNum value received by the FIX engine and processed by downstream application, such as trading system or order routing system. Can be specified on every message sent. Useful for detecting a backlog with a counterparty.
Component Block - <HopGrp>			N	Number of repeating groups of historical "hop" information. Only applicable if OnBehalfOfCompID is used, however, its use is optional. Note that some market regulations or counterparties may require tracking of message hops.

Used In