GST would carry in important revolution in doing business in India. Support for best practices, gearing up for alterations in processes, training teams and emerging IT systems for being GST accommodating are the key areas to be evaluated. In order to prepare for the implementation of GST, companies need to understand GST policy development and its consequences for scenario planning and changeover roadmap groundwork. 
KEYWORDS: GST, IT Systems, Scenario Planning, Entertainment Tax, Excise Duties. 

Introduction The current arrangement of Indirect Taxes is very multifaceted in India. There are so many types of taxes that are imposed by the Central and State Governments on Goods & Services. We must to compensate „Entertainment Tax‟ for watching a movie. We must pay Value Added Tax (VAT) on purchasing goods & services. And there are Excise duties, Import Duties and Service Tax. Today some of these taxes are charged by the Central Government and some are by the State governments. How enjoyable will it be if there is only one combined tax rate as a replacement for of all these taxes? 

What is GST?  

• The GST is fundamentally an indirect tax that takes most of the taxes levied on most goods and services, on production, sale and utilization of goods and services, under a single territory at the national level. In the contemporary scheme taxes are charged individually on goods and services. The GST is a combined tax based on an identical rate of tax stable for both goods and services and it is payable at the final point of feasting. At each stage of sale or purchase in the resource chain, this tax is composed on value-added goods and services through a tax credit instrument.
• It has been long undecided matter to update all the different types of indirect taxes and implement a “single taxation” system. This structure is called as GST (GST is the abbreviated form of Goods & Services Tax). The main anticipation from this system is to eliminate all indirect taxes and only GST would be imposed. As the name suggests, the GST will be collected from both on Goods and Services. 

GST at First Time GST was first presented during 2007-08 budget session. On 17th December 2014, the current Union Cabinet ministry accepted the scheme for introduction GST Constitutional Amendment Bill. On 19th of December 2014, the bill was accessible on GST in Loksabha. The Bill will be nominated and taken up for conversation during the coming Budget session. The current central government is very firm to implement GST Constitutional Amendment Bill.GST is a tax that we essential to pay on supply of goods & services. Any person, who is given that or supplying goods and services are accountable to charge GST.