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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Entry Capacity Substitution Methodology Statement (Approved) v6.0 - Effective 27 February 2015
Entry Capacity Substitution Methodology Statement (Approved) v7.0 - Effective 1 November 2015
Entry Capacity Substitution Methodology Statement (Approved) v8.0 - Effective 17 January 2017
Entry Capacity Substitution Methodology Statement (Consultation) v0_4 - Effective 08 December 2009
Entry Capacity Substitution Methodology Statement (Consultation) v1_1 - Effective 01 November 2010
Entry Capacity Substitution Methodology Statement (Consultation) v2_1 - Effective 01 November 2011
Entry Capacity Substitution Methodology Statement (Consultation) v3_1 - Effective 02 January 2013
Entry Capacity Substitution Methodology Statement (Consultation) v4_1 - Effective 02 January 2014
Entry Capacity Substitution Methodology Statement (Consultation) v7.1 - Effective 17 January 2017
Entry Capacity Substitution Methodology Statement (Consultation) v8.1 - Effective 31 July 2017