This clarifies that Metering System ID (MSID) is the BSC term for a Metering System/Metering Point, while Meter Point Administration Number (MPAN) is the term used in the Master Registration Agreement (MRA) for the same thing. Elexon also explains the composition of MSIDs/MPANs.

<div data-id="composition-of-mpans" style="text-align:left">Composition of MPANs</div>

<div data-id="composition-of-msids" style="text-align:left">Composition of <u class='defined-term'>MSID</u>s</div>

<div data-id="summary" style="text-align:left">Summary</div>

<div data-id="need-more-information" style="text-align:left">Need more information?</div>

<div data-id="what-are-mpans-and-msids" style="text-align:left">What are MPANs and <u class='defined-term'>MSID</u>s?</div>

CONTENTS

MSID and MPAN Guidance V4.0

Defined Terms

Cross-references