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.
About
Our Businesses
The future of energy
Innovation
/
Documents
Search
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)
IECR Ofgem Approval Letter - (July 2009)
IECR Ofgem Approval Letter - (November 2011)