GST refers to Goods and Service Tax.It is a form of indirect tax that will combine the different taxes charged by the state and central government into one comprehensive tax.GST registration is required to primarily if your annuals sales are more than Rs.20 lakh.The basic idea of this bill is to create a single, cooperative and undivided Indian market to make the economy stronger and powerful.Today GST Registration can be done online.It is easy and take less time.Registration of GST means accepting obligation to pay tax for the supply of goods and services in the furtherance of business. It is so important today.