FIX 5.0 Tag 8: BeginString

Identifies the start of a new message and the protocol version, for example FIX.4.2, FIX.4.4 or FIXT.1.1 for FIX 5.0 sessions. It is always the first field of a message and is never encrypted.

Tag number: 8
Data type: STRING
FIX version: FIX 5.0
Location: Standard header

Data type

STRING: Text of printable characters. It cannot contain the SOH delimiter.

FIX 5.0 message types that use tag 8

BeginString belongs to the FIX 5.0 standard message header, which every message carries.

Also in other versions

FIX 4.0
FIX 4.1
FIX 4.2
FIX 4.3
FIX 4.4
FIX 5.0 SP1
FIX 5.0 SP2

Tag 8 across all FIX versions

Decode a message with this tag

Field and message data comes from the QuickFIX data dictionaries for FIX 4.0 to 5.0 SP2 and FIXT 1.1, used under the QuickFIX Software License. This product includes software developed by quickfixengine.org (http://www.quickfixengine.org/). Enumerated value names are converted to plain text for reading.