INR cash can be deposited in NRO Account. This includes, foreign currency which is freely convertible tendered by the account holder during temporary visit to India, legitimate dues in India of the account holder-rent, dividend, pension, interest, etc., sale proceeds of assets including immovable property. Disclaimer: Cash deposit <=INR 50,000 has to be supported with a self-declaration for source of funds and Cash deposit >INR 50,000 has to be supported with a self-declaration as well as proof of source of funds.