Yes, Dibz has specific age limits:
Minimum age for main accounts
You must be at least 16 years old to create your own account on Dibz.Family accounts and children under 16 years
If you want to register children under 16, you need a Family Account.
Children under 13 can only be managed by their legal guardian.
For children over 13, an account connected to BankID can be created so that the child gets their own login.