The TSO's have today, 4th APril 2018, published the annual consultation paper on Other System Charges (OSC) for the Tariff Year 2018-2019. In this paper the TSO's welcome participant's comments on the services and rates proposed. Responses may be sent to, Vivienne.Price@soni.ltd.uk or AS@eirgrid.com by Wednesday 2nd May 2018.