This message is sent by an account owner to an account servicer (account servicing institution). The account owner will generally be a financial institution that has an account with a local Central Securities Depository (CSD) or with an International Central Securities Depository (ICSD).
It is used to request the modification of a processing indicator or other non-matching information.
| Status | Tag | Qualifier | Generic Field Name | Detailed Field Name | Content/Options | No. |
Mandatory Sequence A General Information |
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| M | 16R | Start of Block | GENL | 1 | ||
| M | 20C | SEME | Reference | Sender's Message Reference | :4!c//16x | 2 |
| M | 23G | Function of the Message | 4!c[/4!c] | 3 | ||
| O | 98a | PREP | Date/Time | Preparation Date/Time | A or C | 4 |
| O | 95a | ACOW | Party | Account Owner | P or R | 5 |
| M | 97a | SAFE | Account | Safekeeping Account | A or B | 6 |
| M | 16S | End of Block | GENL | 7 | ||
End of Sequence A General Information |
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-----> Mandatory Repetitive Sequence B Request Details |
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| M | 16R | Start of Block | REQD | 8 | ||
-----> |
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| M | 20C | 4!c | Reference | (see qualifier description) | :4!c//16x | 9 |
-----| |
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-----> |
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| M | 22F | 4!c | Indicator | (see qualifier description) | :4!c/[8c]/4!c | 10 |
-----| |
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-----> Optional Repetitive Subsequence B1 Linkages |
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| M | 16R | Start of Block | LINK | 11 | ||
| O | 22F | LINK | Indicator | Linkage Type Indicator | :4!c/[8c]/4!c | 12 |
| O | 13a | LINK | Number Identification | Linked Message | A or B | 13 |
| M | 20C | 4!c | Reference | (see qualifier description) | :4!c//16x | 14 |
| M | 16S | End of Block | LINK | 15 | ||
-----| End of Subsequence B1 Linkages |
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| M | 16S | End of Block | REQD | 16 | ||
-----| End of Sequence B Request Details |
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-----> Optional Repetitive Sequence C Additional Information |
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| M | 16R | Start of Block | ADDINFO | 17 | ||
| O | 12A | CLAS | Type of Financial Instrument | Classification Type | :4!c/[8c]/30x | 18 |
| O | 97a | SAFE | Account | Safekeeping Account | A or B | 19 |
| O | 35B | Identification of the Financial Instrument | [ISIN1!e12!c] [4*35x] |
20 | ||
| O | 36B | SETT | Quantity of Financial Instrument | Quantity of Financial Instrument to be Settled | :4!c//4!c/15d | 21 |
-----> |
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| O | 98a | 4!c | Date/Time | (see qualifier description) | A or C | 22 |
-----| |
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-----> |
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| O | 95a | 4!c | Party | (see qualifier description) | P, Q, or R | 23 |
-----| |
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| M | 16S | End of Block | ADDINFO | 24 | ||
-----| End of Sequence C Additional Information |
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C1. In each occurrence of Sequence B, all orders of field 20C are optional, but at least one (any one) must be present .
C2. In each occurrence of Sequence B, all orders of field 22F are optional, but at least one (any one) must be present .
This message cannot be used to request the modification of trade or event details.
The use of sequence C Additional Information and its fields must be pre-agreed between account servicer and account owner. The fields in that sequence cannot be used to amend a trade or event detail unless authorised by country market practice.