Castle Trust Bank increased the interest on its fixed Cash ISA this week to 4.16% AER, earning an "excellent" Moneyfacts rating.

The interest rate on the e-Cash ISA is fixed for three years, and savers can launch the account with a minimum deposit of £1,000. Commenting on the new deal, Adam French, head of news at Moneyfactscompare.co.uk, said: “Castle Trust Bank has increased the return on its 3 Year Fixed Rate e-Cash ISA, and it is now a market-leading rate of 4.16% AER. The return is comfortably above current inflation forecasts, making it ideal for those with at least £1,000 to save and looking for risk-free guaranteed real returns that aren’t liable for tax.

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