Experts at the Union of Concerned Scientists and the Natural Resources Defense Council say the ruling allows corn ethanol makers to add just that extra 2 billion gallons worth of capacity between the 13 billion grandfathered capacity and the 15 billion gallon cap.
In December, the government, which is currently amending its Mineral and Petroleum Resources Development Act, moved to ease investors' concerns by ruling out nationalization as a policy option.
The motion was filed by the opposition Social Democrats and Liberals, who accused the Cabinet of lack of transparency in the selling of natural resources and in approving money transfers to local authorities belonging to the ruling parties.