IGL insists on keeping network tariffs a secret Vol 15, PW 17 (08 Mar 12) People & Policy Closely guarded secrets are best kept that way, according to Indraprastha Gas (IGL). PETROWATCH learns the Delhi... Buy this article forRs590 $9 For a 30-article or annual subscription rates click here RelatedOutrage at PNGRB move to 'price-fix' PNG (11 Jul 19) DK Sarraf tells IGL to stop filing legal cases (22 Feb 18) CGD-VI imminent following legal green signal (10 Sep 15) Landmark Supreme Court ruling delays CGD-VI (30 Jul 15) Poor teamwork scuttles PNGRB case against IGL (14 Jun 12) Mahanagar Gas prepares for worst from PNGRB (17 May 12) IGL insists on keeping network tariffs a secret (08 Mar 12) GAIL and Reliance favourites to win seven CGD cities (26 Feb 09) Introduce the European model for gas tariffs: BPCL (14 Jan 04) Clearly define ‘Transmission’ and ‘Distribution’: BG (03 Dec 03)