Section 2(1)(h) in The Petroleum and Natural Gas Regulatory Board (Determination of Natural Gas Pipeline Tariff) Regulations, 2008
(h)[ "tariff review" means the review of the unit natural gas pipeline tariff after every five consecutive years by the Board with the first tariff review to be done after the end of five consecutive years after the end of the initial unit natural gas pipeline tariff period as specified under clause (e): [Substituted by Notification F.No. PNGRB/COM/2-NGPL Tariff (3)/2019, dated 27.5.2019 (w.e.f. 20.11.2008).]