MUMBAI, Nov. 6 -- The Maharashtra Electricity Regulatory Commission (MERC) has come up with a new policy, under which the concessions have been reduced for consumers who install small generating units to produce power from renewable sources such as sun and wind. The draft, which has been put up for public consultation till November 18, has invited flak from citizens. After studying the suggestions and making relevant changes, the MERC will publish the final policy.

Through the new policy, the MERC seeks to replace the existing net-metering regulations with new rules. A net-metering system allows the surplus power generated by renewable sources to be exported back to the grid and the deficiency to be imported through the grid. At the end of...