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 2011-12 SEMO Tariffs and Imperfections Costs 

  • SEMO has today published the Imperfections and Market Operator tariffs.  This paper provides information on the fees and charges that have been approved by the Regulatory Authorities and are to be applied in the forthcoming tariff year (October 1st 2011 to September 30th 2012).  Please click here to view the document.

SEMO is a joint venture between EirGrid PLC and SONI Limited