Savers can now put up to £15, 000 in an ISA account
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Rise in ISA allowance begins

As of Tuesday the amount of money that savers can put into tax-free ISAs has increased to £15,000.

The accounts are also being made more flexible and individuals can use them for any combination of cash or shares.

But critics have warned of low rates of return from some providers.

Simon Gompertz reports.