Modification 23: Incorporation of WTL and Changes following October 2015 Code Implementation

This proposal is being made to incorporate references to the new WTL Transmission Code as well as to make ‘housekeeping changes’ in the GNI (UK) Code following the implementation of the series of Modifications made during 2015 for the purposes of compliance with EU legislation. In addition, it includes four areas of more significant change intended to update the Code and aid clarity.