Note

The use of this message type requires Message User Group (MUG) registration.

Important!

The user header of the message (block 3) is mandatory and must contain a code in the Validation Flag field 119 ( {3:{119:xxxx}} ) to identify the exposure type or collateral reason.

These codes may be used for routing purposes.

MT503 Scope

This message is sent by the collateral taker or its collateral manager to the collateral giver or its collateral manager. This message is also sent by the collateral giver or its collateral manager to the collateral taker or its collateral manager.

When sent by the taker, it is used to:

When sent by the giver, it is used to:

This message is also used by the taker or the giver to request the cancellation of a previously sent collateral claim.

This message must not be used to initiate a substitution of collateral.

The message may also be used to:

MT503 Format Specifications

The collateral claim consists of three sequences:

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

4!c

Reference

(see qualifier description)

:4!c//16x

2

-----|

M

23G

 

 

Function of the Message

4!c[/4!c]

3

-----> Mandatory Repetitive Subsequence A1 Agreement

M

16R

 

 

Start of Block

AGRE

4

O

22F

AGRE

Indicator

Agreement Indicator

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

5

O

98A

AGRE

Date

Agreement Date

:4!c//8!n

6

O

13B

AGRE

Number

Agreement Version Number

:4!c/[8c]/30x

7

O

70C

AGRE

Narrative

Agreement Narrative

:4!c//4*35x

8

M

16S

 

 

End of Block

AGRE

9

-----| End of Subsequence A1 Agreement

O

98a

PREP

Date/Time

Preparation Date/Time

A, C, or E

10

----->

M

22a

4!c

Indicator

(see qualifier description)

F or H

11

-----|

----->

M

95a

4!c

Party

(see qualifier description)

P, Q, or R

12

-----|

O

70C

PACO

Narrative

Party Narrative

:4!c//4*35x

13

-----> Optional Repetitive Subsequence A2 Linkages

M

16R

 

 

Start of Block

LINK

14

O

13a

LINK

Number Identification

Linked Message

A or B

15

M

20C

4!c

Reference

(see qualifier description)

:4!c//16x

16

M

16S

 

 

End of Block

LINK

17

-----| End of Subsequence A2 Linkages

M

16S

 

 

End of Block

GENL

18

End of Sequence A General Information

Mandatory Sequence B Summary

M

16R

 

 

Start of Block

SUMM

19

O

95a

EXPP

Party

Exposed Party

P, Q, or R

20

----->

M

19B

4!c

Amount

(see qualifier description)

:4!c//3!a15d

21

-----|

Optional Subsequence B1 Summary Details

M

16R

 

 

Start of Block

SUMD

22

----->

O

19B

4!c

Amount

(see qualifier description)

:4!c//3!a15d

23

-----|

----->

O

98a

4!c

Date/Time

(see qualifier description)

A or C

24

-----|

M

16S

 

 

End of Block

SUMD

25

End of Subsequence B1 Summary Details

M

16S

 

 

End of Block

SUMM

26

End of Sequence B Summary

-----> Optional Repetitive Sequence C Collateral Details

M

16R

 

 

Start of Block

COLD

27

M

20C

COLR

Reference

Collateral Reference

:4!c//16x

28

----->

M

22a

4!c

Indicator

(see qualifier description)

F or H

29

-----|

O

98A

SETT

Date

Settlement Date

:4!c//8!n

30

Optional Subsequence C1 Securities Collateral Details

M

16R

 

 

Start of Block

SCOL

31

M

35B

 

 

Identification of Financial Instrument

[ISIN1!e12!c]
[4*35x]

32

M

36B

COLL

Quantity of Financial Instrument

Quantity of Securities Collateral

:4!c//4!c/15d

33

O

17B

OWNF

Flag

Ownership Flag

:4!c//1!a

34

M

16S

 

 

End of Block

SCOL

35

End of Subsequence C1 Securities Collateral Details

Optional Subsequence C2 Cash Collateral Details

M

16R

 

 

Start of Block

CCOL

36

M

19B

DEPO

Amount

Deposit Amount

:4!c//3!a15d

37

M

22H

DEPO

Indicator

Type of Deposit Indicator

:4!c//4!c

38

O

98A

TERM

Date

Maturity Date

:4!c//8!n

39

M

16S

 

 

End of Block

CCOL

40

End of Subsequence C2 Cash Collateral Details

Optional Subsequence C3 Other Collateral Details

M

16R

 

 

Start of Block

BCOL

41

M

22H

BCOL

Indicator

Type of Other Collateral Indicator

:4!c//4!c

42

----->

M

98a

4!c

Date/Time

(see qualifier description)

A or B

43

-----|

M

95a

ISSU

Party

Issuer

P, Q, or R

44

M

19B

4!c

Amount

(see qualifier description)

:4!c//3!a15d

45

M

16S

 

 

End of Block

BCOL

46

End of Subsequence C3 Other Collateral Details

M

16S

 

 

End of Block

COLD

47

-----| End of Sequence C Collateral Details

Optional Sequence D Additional Information

M

16R

 

 

Start of Block

ADDINFO

48

----->

O

95a

4!c

Party

(see qualifier description)

P, Q, or R

49

-----|

M

16S

 

 

End of Block

ADDINFO

50

End of Sequence D Additional Information

MT503 Network Validated Rules

MT503 Usage Rules

The exchange of information related to the trade itself as well as to the settlement of the collateral is done with the existing confirmation and settlement messages of the relevant categories (categories 2, 3, 5, 7, 9).