JUDGMENT

V. Gopala Gowda, J.

1. Leave granted.

2. These appeals by way of Special Leave are filed seeking to assail the order dated 31.08.2012, passed by the High Court of Rajasthan at Jaipur, in D.B. Civil Writ Petition No. 10911 of 2012 and batch matters, whereby, the High Court has upheld the validity of the Rajasthan Electricity Regulatory Commission (Renewable Energy Obligation) Regulations, 2007 and Rajasthan Electricity Regulatory Commission (Renewable Energy Certificate and Renewable Purchase Obligation Compliance Framework) Regulations, 2010, directing the Appellants to purchase minimum energy from renewable sources and comply with their liability under the said Regulations.

3. Brief facts which led to the filing of these cases are as under:

The Appellants in this group of appeals are companies engaged in the business of production, manufacturing, selling non-ferrous metals, zinc and their by-products. They have established their own captive generation power plants in terms of the Electricity Act, 2003 (for brevity 'Act of 2003'). The Rajasthan Electricity Regulatory Commis