These Regulations make further provision about the obligations of electricity suppliers to make payments to fund Contracts for Difference which are set out in the Contracts for Difference (Electricity Supplier Obligations) Regulations S.I. 2014/2014 (the “ESO Regulations”). These Regulations also make a number of amendments to the ESO Regulations which are mostly of a technical nature. These regulations also set the rate for the operational costs levy in the ESO Regulations which is intended to apply for the period between 31st March 2015 and 1st April 2016.