If any difficulty arises in giving effect to the provisions of the Constitution as amended by this Act (including any difficulty in relation to the transition from the provisions of the Constitution

Notwithstanding anything in this Act, any provision of any law relating to tax on goods or services or on both in force in any State immediately before the commencement of this Act,

Parliament shall, by law, on the recommendation of the Goods and Services Tax Council, provide for compensation to the States for loss of revenue arising on account of implementation of the goods and services tax for a period of five years.

In the Seventh Schedule to the Constitution,-