Tax credit
From ACT Wiki
1.
A reduction in a tax liability, directly reducing the net amount of tax payable.
For example, the tax credit under a tax 'imputation system' which wholly or partially imputes to the shareholders some of the corporation tax paid by companies on the income out of which dividends are paid.
2.
Less commonly, a smaller indirect reduction in a tax liability, by way of a deduction from the net taxable profits.
3.
UK personal tax.
A payment from the UK tax authorities to an individual with childcare responsibilities, low income, or both.