When the maximum message size of the MT 767 is insufficient, one or more MTs 775 can be used to extend the available size. Up to seven MTs 775 may be sent in addition to the MT 767.
Information conveyed in a designated field in this message must not be repeated in any related MT 767. The information in any related MT 767 must not conflict with any information that is present in this MT 775.
Information conveyed in a designated field in the message must not be repeated or in conflict with the terms and conditions specified in field 77U or with the requested local undertaking terms and conditions specified in field 77L, in either the MT 767 or MT 775.