ITC available or not

As per section 17(5) of CGST Act, input tax credit will not be available in respect of motor vehicles and other conveyances, except when

1. such motor vehicles or other conveyances are supplied further, or
2. used for transportation of passengers or giving training on driving, flying, navigating such vehicles or conveyances or
3. are used for transportation of goods.

Hence, if your firm does a business that falls under any of the categories mentioned above, it can claim the input tax credit.

Remember, both input tax credit of GST paid on purchase of such capital goods and depreciation u/s Income Tax Act 1961 will not be allowed together. You can either claim input tax credit of GST, or depreciation u/s Income Tax Act 1961.

As explained by others above ITC is not available on purchase of motor car in this case CGST Sec.17(5).