Section 139: General Duties of a Gas Transportation Network Operator.

The gas transportation network operator shall exercise the rights and obligations imposed on it in a manner that complies with the following general obligations—
(a) establish and make available to the public at its offices, the—
(i) procedure, terms and conditions for obtaining and terminating access and interconnection services to the transportation network, and
(ii) method of response to the request for its service;
(b) operate an efficient and economical gas transportation network for the safe and reliable conveyance of natural gas in such a manner that is designed to meet all reasonable demands for natural gas transportation;
(c) operate a nomination and balancing mechanism and an equitable curtailment of natural gas transportation whenever technical or operational expediencies requires;
(d) consult with and obtain from the Authority written permission prior to any modification of technical and operational rule of practice concerning the operation of its gas transportation network;
(e) ensure the development and operation of the network code and terms for access into the gas transportation network in collaboration with the Authority, natural gas shippers, all licensees and permit holders operating essential infrastructure;
(f) ensure equitable and transparent access to the transportation network;
(g) manage the gas transportation network as a reasonable and prudent operator;
(h) abstain from activities, which in the opinion of the Authority may prevent, restrict or distort competition; and
(i) enter into agreements with gas transportation pipeline owners, gas distributors and wholesale customers for connection to and operation of the gas transportation network.