#1 Previous Law Converted Taxpayer – if any individual or companies are registered under the previous tax undertaking like service tax or VAT or cst etc then  they have required the New GST Registration.
#2 Turnover basis – if your business sales or turnover cross on zenith of 40 lakh rupees in a year subsequently its required the GST Registration. For some permit like North-Eastern States, J&K, Himachal Pradesh, and Uttarakhand the limit is abandoned 10 lakh rupees in a year.
#3 Event or Exhibition – In the GST Act its called the casual taxpayer. If they don’t have any unshakable place of business then they can apply for the casual taxpayer under the GST Registration. It’s valid for a maximum of 90 days (3 months).
#4 Non-Resident Indian (NRI) – if you are a non-resident person of India or handling the concern of NRI in India next it’s required to apply for the GST Registration Online.
#5 The agent of Suppliers or Input tax Distributor – if you are an input tax serve distributor subsequently it’s required to apply for the GST Registration to carry tackle the help of an input tax credit under GST Law.
#6 Reverse Charge Mechanism – Under GST Law there is term reverse act mechanism correspondingly if you fall below that category then its required the GST registration.
#7 E-commerce Sellers – if you are an E-commerce Sellers of the leading aggregator portal subsequently Flipkart or Amazon then yes you infatuation the GST Registration.
#8 E-Commerce Aggregator Portal – if you are thinking to start your own E-commerce issue then for ECommerce Business Registration you compulsion GST Registration for the same.
#9 Outside India Online Portal – if you are software as a benefits company and providing information & database admission from uncovered India to Indian visitors after that it’s required to register below the GST.

Some important facts just about GST registration:-

• Registration of any thing entity under the GST Law implies obtaining a unique number from the concerned tax authorities for the aspiration of collecting tax upon behalf of the management and to avail Input Tax Credit (ITC) for the taxes paid upon his inward supplies.
• Without registration, a person can neither total tax from his customers nor allegation any financial credit of tax paid by him.
• Entities like turnover exceeds of Rs.40 lakhs (supply of goods in usual state), Rs.20 lakhs (supply of goods/services in normal state), Rs.20 lakhs (supply of goods in specific state) or Rs. 10 Lakhs (Supply of goods/services specific state) and above would be required to register below GST.
• The eligible entities must file GST application within 30 days from the date upon which the entity became responsible for registration below GST law.
• Note Specific state for GST registration is, (Puducherry, Meghalaya, Mizoram, Tripura, Manipur, Sikkim, Nagaland, Arunachal Pradesh, and Uttarakhand.)