Comment on Zerodha - your tax aide while you trade
Sumit, we have just taken this module live for all queries on taxation http://zerodha.com/varsity/module/markets-and-taxation/.
1. If you are trading in the US then ITR4 to show trading as a business income, and if you are an investor in the US ITR2 for showing capital gains.
2. ITR4.
Do Read through the module for which the link is shared.