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SWIFT ISO15022 Standard
Detail view for message MT502 - Order to Buy or Sell

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 Purpose of the message MT502

Instructs the purchase or sale of a given quantity of a specified financial instrument under specified conditions

 Scope of the message MT502

This message is sent by an instructing party, for example, a client, or its authorised representative, to an executing party, for example, broker-dealer, or where permitted, directly by an executing party to a point of execution such as an exchange. It may be used in broker-to-broker communications.

This message is used to instruct the executing party to buy or sell a given quantity of a specified financial instrument.

It may also be used to:

  • request the cancellation of a previously sent order
  • replace a previously sent order
  • duplicate an order previously sent
  • provide a third party with a copy of the message (be it the order or a request for cancellation) being sent

  Structure of the message MT502

Sequence A - General information  [ mandatory, nonrepetitive ]
No.
Tag
Option
Name
Status
1
16R
 
Start of Block
M
2
20C
 
Reference: Sender's Message Reference
M
3
23G
 
Function of the Message
M
4
98a
A
Date/Time: Preparation Date/Time
O
 
 
C
 
 
 
 
E
 
 
5
22F
 
Indicator
M
Sequence A1 - Linkages  [ optional, repetitive ]
No.
Tag
Option
Name
Status
6
16R
 
Start of Block
M
7
22F
 
Indicator: Linkage Type Indicator
O
8
13a
A
Number Identification: Linked Message
O
 
 
B
 
 
9
20C
 
Reference
M
10
16S
 
End of Block
M
11
16S
 
End of Block
M
Sequence B - Order Details  [ mandatory, nonrepetitive ]
No.
Tag
Option
Name
Status
12
16R
 
Start of Block
M
13
94a
B
Place
O
 
 
C
 
 
 
 
F
 
 
 
 
L
 
 
Sequence B1 - Price  [ optional, nonrepetitive ]
No.
Tag
Option
Name
Status
14
16R
 
Start of Block
M
15
90a
A
Price
M
 
 
B
 
 
16
22F
 
Indicator
O
17
16S
 
End of Block
M
18
22a
F
Indicator
M
 
 
H
 
 
19
98a
A
Date/Time
M
 
 
B
 
 
 
 
C
 
 
20
92A
 
Rate
O
21
11A
 
Currency
O
Sequence B2 - Trading Parties  [ mandatory, repetitive ]
No.
Tag
Option
Name
Status
22
16R
 
Start of Block
M
23
95a
L
Party
M
 
 
P
 
 
 
 
Q
 
 
 
 
R
 
 
 
 
S
 
 
24
97a
A
Account
O
 
 
B
 
 
 
 
E
 
 
25
98a
A
Date/Time: Processing Date/Time
O
 
 
C
 
 
26
20C
 
Reference: Processing Reference
O
27
70a
C
Narrative
O
 
 
E
 
 
28
22F
 
Indicator
O
29
16S
 
End of Block
M
30
36B
 
Quantity of Financial Instrument
O
31
19A
 
Amount
O
32
35B
 
Identification of the Financial Instrument
M
Sequence B3 - Financial Instrument Attributes  [ optional, nonrepetitive ]
No.
Tag
Option
Name
Status
33
16R
 
Start of Block
M
34
94B
 
Place: Place of Listing
O
35
22F
 
Indicator
O
36
12a
A
Type of Financial Instrument
O
 
 
B
 
 
 
 
C
 
 
37
11A
 
Currency: Currency of Denomination
O
38
98A
 
Date
O
39
92A
 
Rate
O
40
13a
A
Number Identification
O
 
 
B
 
 
41
17B
 
Flag
O
42
90a
A
Price
O
 
 
B
 
 
43
36B
 
Quantity of Financial Instrument
O
44
35B
 
Identification of the Financial Instrument
O
45
70E
 
Narrative: Financial Instrument Attribute Narrative
O
46
16S
 
End of Block
M
47
13a
A
Number Identification
O
 
 
B
 
 
48
70E
 
Narrative: Trade Instruction Processing Narrative
O
49
16S
 
End of Block
M
Sequence C - Settlement Details  [ optional, nonrepetitive ]
No.
Tag
Option
Name
Status
50
16R
 
Start of Block
M
51
22F
 
Indicator
M
52
11A
 
Currency
O
Sequence C1 - Settlement Parties  [ optional, repetitive ]
No.
Tag
Option
Name
Status
53
16R
 
Start of Block
M
54
95a
C
Party
M
 
 
L
 
 
 
 
P
 
 
 
 
Q
 
 
 
 
R
 
 
 
 
S
 
 
55
97a
A
Account: Safekeeping Account
C
 
 
B
 
 
56
98a
A
Date/Time: Processing Date/Time
O
 
 
C
 
 
57
20C
 
Reference: Processing Reference
O
58
70a
C
Narrative
O
 
 
D
 
 
59
16S
 
End of Block
M
Sequence C2 - Cash Parties  [ optional, repetitive ]
No.
Tag
Option
Name
Status
60
16R
 
Start of Block
M
61
95a
L
Party
M
 
 
P
 
 
 
 
Q
 
 
 
 
R
 
 
 
 
S
 
 
62
97a
A
Account
O
 
 
E
 
 
63
98a
A
Date/Time: Processing Date/Time
O
 
 
C
 
 
64
20C
 
Reference: Processing Reference
O
65
70C
 
Narrative: Party Narrative
O
66
16S
 
End of Block
M
Sequence C3 - Amounts  [ optional, repetitive ]
No.
Tag
Option
Name
Status
67
16R
 
Start of Block
M
68
17B
 
Flag
O
69
19A
 
Amount
M
70
98a
A
Date/Time: Value Date/Time
O
 
 
C
 
 
71
92B
 
Rate: Exchange Rate
O
72
16S
 
End of Block
M
73
16S
 
End of Block
M
Sequence D - Other Parties  [ optional, repetitive ]
No.
Tag
Option
Name
Status
74
16R
 
Start of Block
M
75
95a
L
Party
M
 
 
P
 
 
 
 
Q
 
 
 
 
R
 
 
 
 
S
 
 
76
97a
A
Account
C
 
 
B
 
 
 
 
E
 
 
77
70C
 
Narrative: Party Narrative
O
78
20C
 
Reference: Processing Reference
O
79
16S
 
End of Block
M
Sequence E - Two Leg Transaction Details  [ optional, nonrepetitive ]
No.
Tag
Option
Name
Status
80
16R
 
Start of Block
M
81
98a
A
Date/Time
O
 
 
B
 
 
 
 
C
 
 
82
22F
 
Indicator
O
83
20C
 
Reference
O
84
92a
A
Rate
O
 
 
C
 
 
85
99B
 
Number Count
O
86
19A
 
Amount
O
87
70C
 
Narrative: Second Leg Narrative
O
88
16S
 
End of Block
M