ICICI Bank NRO & NRE account opening process: To open ICICI NRO and NRE accounts, there are two options. One is to go directly to the bank and open the accounts, and the second option is to open them online. When we go directly to the bank to open NRO and NRE accounts, they will open a three-in-one account that includes a DEMAT account. For example, if you don't require a DEMAT account because you already have a Zerodha or another bank DEMAT account and don't want to pay ICIC