GST and Income Tax on Sale of Personal Car

If it is treat as fixed assets in the firm, and your are calculated the depreciations for the same means. sales of old assets, their is calculation in Gst act. based on that only we need to sale car. rate of tax will be calculated base on model and engine CC of the car. the difference of sale price and actual cost of assets as on sale of asset after depreciations dedcuted amount, it will be shown on profit and loss account for income tax.