There is a world of difference between 'exempted goods' and 'non-taxable goods' For example ; non-taxable goods are supply of alcoholic liquor for human consumption, supply of petroleum crude, high speed diesel, motor spirit (commonly known as petrol), natural gas and aviation turbine fuel and those goods which are exempted by virtue of notification. e.g. Threshold Exemption limit, Eggs, honey, meat, vegetables, fruits, trees, plants, news papers etc.
Section 2(47) of CGST Act “exempt supply” means supply of any goods or services or both which attracts nil rate of tax or which may be wholly exempt from tax under section 11, or under section 6 of the Integrated Goods and Services Tax Act, and includes non-taxable supply;
For traders w.e.f. 1.2.19 , rate of 1 % of turnover of taxable supplies of “Goods and Services*” in the State.
For computing Threshold for composition scheme see the definition under Section 2(112) of CGST“turnover in State” or “turnover in Union territory” means the aggregate value of all taxable supplies (excluding the value of inward supplies on which tax is payable by a person on reverse charge basis) and exempt supplies made within a State or Union territory by a taxable person, exports of goods or services or both and inter-State supplies of goods or services or both made from the State or Union territory by the said taxable person but excludes central tax, State tax, Union territory tax, integrated tax and cess;
For threshold limit, exempt supply is to be included.