National Gas Transmission owns and operates the gas National Transmission System (NTS) — a 5,000-mile pipeline network that transports gas from terminals and ports to every part of Britain.
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Ice Endex v2
IECR 2015
IECR 2016 v2
IECR 2017
IECR Consultation
IECR Methodology Statement - May 2007 Consultation Covering Letter
IECR Methodology Statement v12_0 - 04 January 2012
IECR Model
IECR Ofgem Approval Letter - (December 2012)
IECR Ofgem Approval Letter - (July 2008)