Personal Finance Joint holding a mutual fund? Here are key things to know Updated : February 21, 2020 06:35 PM IST A maximum of three person can jointly hold a single investment account in mutual fund. As far tax benefits are concerned, holding joint accounts do not provide a tax advantage. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.