Taxable amount refers to the amount of income tax that an enterprise should pay to the tax authorities after calculation according to the provisions of the tax law. For enterprises with overseas income, because the income tax paid by their overseas income can be deducted from their taxable amount according to regulations, the actual corporate income tax paid by such enterprises to the tax authorities may not be equal to their taxable amount.
The tax allowance is the part of the export tax rebate that covers domestic taxes, and this part is non-refundable. On the other hand, if this part is refunded, then the domestic part will be taxed. In this way, if this part is not returned and the corresponding part of domestic sales is not paid, the two will be even.
Income tax expense refers to the income tax payable on the operating profit of an enterprise. It also refers to the "income tax expense" account, which accounts for the income tax borne by enterprises and belongs to the profit and loss account. Its debit means increase and credit means decrease. Enterprises can make detailed accounting of this subject according to "current income tax expenses" and "deferred income tax expenses".
Legal basis: Article 2 of the Interim Measures for Special Additional Deduction of Personal Income Tax The special additional deduction of personal income tax mentioned in these Measures refers to six special additional deductions for children's education, continuing education, serious illness medical care, housing loan interest or housing rent, and support for the elderly as stipulated in the personal income tax law.