Can more than one trading account be opened with Zerodha?
No, individuals cannot open multiple trading accounts with the same PAN with any brokerage firm in India. As per the Securities and Exchange Board of India (SEBI) regulations, a PAN can be linked with only one trading account opened with a broker.
However, a new non-individual trading and demat account in the name of a company, partnership firm, LLP or HUF can be opened even if one holds an individual account with the same broker. To open a non-individual account see, How do I open a Non-Individual account with Zerodha?