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Balancing and Settlement Code
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Market Domain Data Made Easy
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CONTENTS
Summary
What is
Market Domain Data
?
How is MDD managed?
How is MDD structured?
How are MDD files distributed?
The MDD Change Process
More about the MDD Change Diagram
MDD Entities
How do I submit a New Change Request?
How do I set up a new Role
Code
?
How do I set up New Data Items?
Meter
Timeswitch
Class
MTC Categories
Teleswitch SSCs
Teleswitch information
Timeswitch SSCs
How do I register
Primary
BM Unit
s in MDD?
Base
Primary
BM Unit
s
Additional
Primary
BM Unit
s
How do I deregister
Primary
BM Unit
s from MDD?
Combination Data
MDD Files
A simplified guide to Elexon’s
Market Domain Data
Appendix
Need more information?
Market Domain Data Made Easy V7.0
Effective From Date:
19/09/2025
Status:
LIVE
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Defined Terms
Cross-references