Nearly a million Kiwis have been paying too much tax on their KiwiSaver and there's no way for Inland Revenue to pay it back.
The maximum rate of 28 per cent of tax automatically kicks in when someone signs up to Kiwisaver.
For 950,000 New Zealander's this rate is too high, but it's up to the account holder to correct it.
Those affected are owed on average $44 a year for every year they're contributed.
Read more here.