by the party issuing or advising the amendment, of an undertaking (demand guarantee or standby letter of credit) to the beneficiary in the case of the beneficiary being a financial institution, or to the party designated to advise the undertaking amendment to the beneficiary or to another advising party
by the party issuing a counter-undertaking (counter-guarantee or counter-standby) amendment to the party requested to issue a local undertaking amendment to the beneficiary, either directly or via an advising party
by the party issuing a counter counter-undertaking (counter-guarantee or counter-standby) amendment to the party that is requested to issue another counter-undertaking amendment to a party that is requested to issue a local undertaking amendment to the beneficiary, either directly or via an advising party
Unless otherwise specified, the MT 767 is intended to form part of the operative instrument.
This message is sent by a bank which has issued a guarantee to the bank to which the guarantee was issued. It may also be sent by a bank which has requested the issuance of a guarantee to the bank to which the request for a guarantee was sent.
It is used to amend or request the amendment of the guarantee.
This message may also be used for Standby Letters of Credit.