Miners and developers who break conditions of development consent because the fine for doing so is dwarfed by the profits to be made could be forced to pay millions of dollars in penalties under new powers handed to the Land and Environment Court.

The court will also be given the power to order companies to pay for "name and shame" advertisements published in the media or even on their own websites, and for the clean up of sites where environmental damage has occurred.

Wrongdoers can be named and shamed: Pru Goward. Credit:Rob Homer

The provisions were part of the planning bill the NSW government failed to get support for in the Parliament.

Planning Minister Pru Goward said the penalties would be imposed on top of fines for breaching development consent conditions.