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ISO 15022
Data Field Dictionary

MT517 Scope

This message is sent by an instructing party, for example, client, or its authorised representative, to a financial institution which had previously sent a trade confirmation/contract note, for example, broker-dealer.

This message is used to positively affirm the details of a previously received confirmation/contract note. This message binds the Sender and the Receiver of the message to the trade details contained in the confirmation being affirmed.

This message may be sent directly between the parties to the trade or via an ETC service provider.

MT517 Format Specifications

Status Tag Qualifier Generic Field Name Detailed Field Name Content/Options No.

Mandatory Sequence A General Information

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, C, or E

4

----->

M

95a

4!c

Party

(see qualifier description)

L, P, Q, or R

5

-----|

O

25D

AFFM

Status Code

Affirmation Status

:4!c/[8c]/4!c

6

-----> Mandatory Repetitive Subsequence A1 Linkages

M

16R

 

 

Start of Block

LINK

7

O

13a

LINK

Number Identification

Linked Message

A or B

8

M

20a

4!c

Reference

(see qualifier description)

C or U

9

M

16S

 

 

End of Block

LINK

10

-----| End of Subsequence A1 Linkages

M

16S

 

 

End of Block

GENL

11

End of Sequence A General Information

MT517 Network Validated Rules

  • C1 If the Function of the Message (field 23G) is not CANC then field 13A Number Identification, must be present and contain '515' in minimum one occurrence of the subsequence A1 Linkages.

    Sequence A

    if field :23G: is ...

    Then in minimum one occurrence of subsequence A1

    field :13A is ...

    Not CANC

    Mandatory and must contain '515' (1)

    CANC

    Optional
    (1) It does not need to be present in all occurrences of A1

  • C2 If the message is a cancellation, that is, Function of the Message (field 23G) is CANC, then field :20C::PREV must be present in one and only one occurrence of A1; consequently, in all other occurrences of A1, field :20C::PREV is not allowed.

    Sequence A

    if field :23G: is ...

    Then field :20C::PREV is ...

    CANC

    Mandatory in one occurrence of subsequence A1, and not allowed in all other occurrences of subsequence A1

    NEWM

    Not applicable

MT517 Usage Rules

The affirming party may be used to specify the party which affirms the trade on behalf of the instructing party.