Help to Buy ISA is open to individuals aged 18 years and older. It is forbidden to open an ISA on behalf of another person as it is only available to individuals. With this, you cannot buy a home with another person even if he or she is also a first-time buyer. Instead, you can open an account and save money on each of your accounts. This is the only option as 2 people cannot use the same Help to Buy ISA. If your prospective property is within the government’s price cap for Help to Buy ISA, you can each separately claim your savings and government bonuses. You can then put them together for the payment of your prospective home. With this, the two of you can pool enough money for your ideal home using your government cash bonuses.