CME MAC File Layout

This page provides the layout for the MAC (Market Agreed Coupon) standard.

Field Name

Max Length

Type

Field Name

Max Length

Type

IMM Start Date

10

MM/DD/YYYY

Issuer

50

Char

Clearing Org

3

Char

Currency

3

Char

Tenor Designation

5

Char

Coupon

6

Number -99.99

CUSIP Number

10

Char

ISIN Number

12

Char

Issue Description

35

Char

Index*

10

Char

Publish Date**

10

MM/DD/YYYY

Effective Date**

10

MM/DD/YYYY

*added June 8, 2020 for March 2021 MACs

**added September 7, 2020 for June 2021 MACs




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