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What an Innovative Finance ISA is, how it differs from cash and stocks and shares ISAs, and what gov.uk and the FSCS page say about tax, risk and transfers.
NS&I says Premium Bonds do not earn interest and that an annual prize fund rate funds a monthly prize draw. gov.uk says you do not pay tax on interest on cash in an ISA. This guide sets out what each source says, with sources.
Interest on a Cash ISA balance is the balance multiplied by the rate, adjusted for how often the provider adds interest. This guide works through examples at assumed rates of 2%, 3% and 4%, which are not forecasts.
According to gov.uk, if you complete a tax return you do not need to declare ISA interest, income or capital gains on it. Money held outside an ISA is treated differently.
gov.uk says you do not pay tax on interest on cash in an ISA. Interest in a normal savings account can be taxed once it goes beyond your tax-free allowances. Here is how the two compare, with a worked example.
According to gov.uk, an ISA you already hold can stay open if you become non-UK resident and keeps its UK tax relief, but you cannot pay into it unless you are a Crown employee overseas or their spouse or civil partner.
How an ISA calculator turns balance, contributions, rate and time into a projected return, how to read nominal and real figures, and what it leaves out.