There is more than one tax question
Distinguish possible relief on contributions from possible exemption of gains on a qualifying withdrawal. Each has its own limits and conditions. The deposited amount is not necessarily the deductible amount.
Fit it to your plans
Check when you will need the money, the fund’s tenure and withdrawal conditions. Alongside tax, review risk and fees with the appropriate professional. This does not promise that every withdrawal is exempt or that the saving is risk-free.
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Sources and further information
General information, not a substitute for individual advice. Earlier-year sources explain principles only; their annual amounts and deadlines have not been carried forward.