The RoI Retail Market currently uses ARIS, a Business Process Modelling tool, to display the Market Design (Market Process Diagrams, Market Messages, Market Segments and Codes and other documents relevant to the Market Design). In 2013 further to discussions with Market Participants and approval from CER, a decision was made to exit from ARIS. The alternative option is to revert to the original format used by MOIP which is Word documents with embedded Visio diagrams. This aligns with the format in use by NIE and Gaslink.

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