The Market Data Request Reject (35=3) is used when the broker cannot honor the Market Data Request, due to business or technical reasons. Brokers may choose to limit various parameters, such as the size of requests, whether just the top of book or the entire book may be displayed, and whether Full or Incremental updates must be used.


Tag Field Name Req'd Comments
Component Block - <StandardHeader> Y MsgType = Y
262 MDReqID Y Must refer to the MDReqID of the request.
Component Block - <Parties> N Insert here the set of Parties (firm identification) fields defined in "Common Components of Application Messages"
281 MDReqRejReason N
Component Block - <MDRjctGrp> N
58 Text N
354 EncodedTextLen N Must be set if EncodedText field is specified and must immediately precede it.
355 EncodedText N Encoded (non-ASCII characters) representation of the Text field in the encoded format specified via the MessageEncoding field.
Component Block - <StandardTrailer> Y

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