ORDER (Oral) J. M. PANCHAL, J. - By means of filing this petition under article 226 of the Constitution, the petitioner has prayed to issue a writ of certiorari or any other appropriate writ, order or direction to declare that the resolution dated April 29, 2000 seeking discontinuation of sales tax based incentives provided under the Industrial Incentive Policy 1995-2000 and prescription of eligibility conditions for treating industrial units as pipeline cases to enable the units to have benefits of existing commitments in respect of incentives offered by Industrial Incentive Policy 1995-2000, is illegal, unlawful, unconstitutional, violative of principles of law, equity and justice and amounting to breach of principles of promissory estoppel. The petitioner has further prayed that retrospective implementation of the resolution dated April 29, 2000 be declared as void.