Section 4(2)(a) in The Petroleum and Natural Gas Regulatory Board (Affiliate Code of Conduct for Entities Engaged in Marketing of Natural Gas and Laying, Building, Operating or Expanding Natural Gas Pipeline) Regulations, 2008
(a)protection of the interests of the consumers and other entities against the actions of an entity while dealing with its affiliate as also when the entity on its own is engaged in both the activities of transportation and marketing of natural gas;