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GTYS - 2016 - Charts and data
Gas Ten Year Statement - 2016
2016 FES data
FES 2016
SMPS_UKD_Apr07_v40B
PGsforDistributionReport2007v11
RIIO-T1 Capacity constraint management cost allocation rules v1
Gas Demand Side Response Methodology Final V1
Gas Demand Side Response Methodology - Consultation 2016
A33 Compliance Statement NGG 12 December 2016