The exemption limit is a supply turnover of Rs. 20 lakh for businesses in all but the Indian states in the northeast region. Businesses in Arunachal Pradesh, Assam, Meghalaya, Manipur, Mizoram, Nagaland and Tripura must get a GST registration if their supply turnover exceeds Rs. 10 lakh. As mentioned above, this threshold limit applies only to businesses that operate within their home state. A business that conducts trade with another state must seek registration regardless of turnover.

The composition scheme would be applicable to businesses with a turnover of up to Rs. 50 lakh. Such taxpayers would pay a fixed percentage of its turnover and cannot avail of the benefits of input tax credit. Such businesses cannot collect tax from its customers. The floor rate of tax cannot be less than 1%.

Yes, GST applies to all service providers, manufacturers and traders. It extends to any dealers, bloggers, and writers, earnings from Google Ad Words through PayPal, import-export businesses, all kinds of startups and companies, whether they are LLPs, proprietorships, partnerships or private limited companies. It also applies, regardless of the threshold limit, to:
1. Businesses operating outside their home state.
2. A business not registered to the state.
3. Businesses paying a reverse charge.
4. Input service distributor
5. E-commerce operators
6. Aggregators selling services under own brand name (Ola, for example).
7. Online sellers
8. Suppliers or agents