See also:  REC Schedules

The Switching Data Management Schedule describes the classification of Market Messages sent to and from the CSS and defines the governance of a Data Item including the roles of Data Master, Meta Data Owner and Data Responsible Owners. It also defines Switching Operating Data including which Party is responsible for the accuracy and provision of Switching Data and the processes to maintain that data.

It is a mandatory schedule for all Suppliers, Gas Transporters, Distribution Network Operators and DCC. 

You can access this schedule with a Portal account on the Energy Market Architecture Repository (EMAR).