Section 37(1) in The Bangalore Metro Railway (Opening of Public Carriage for Passengers) Rules, 2011
(1)The design of all electric installations, namely, transmission and distribution network, substations and third rail Dc traction system shall be according to international standards or approved standards laid down by the Central Government and the Indian Electricity Rules, 1956, or any other law for the time being in force and wherever any departure from accepted norms becomes necessary, prior approval of the Central Government shall be obtained.
