How old do I have to be to open an account? January 17, 2022 23:22 Updated To open a Dollarize account you must be at least 18 years old. Related articles What’s the reason for providing a “trusted contact”? Is it mandatory? Do I have to maintain a minimum balance? Do I have to pay taxes on my Dollarize account? Can I cancel my account? How do I open a Dollarize account?