background image
6.1. Main Rules Governing the Determination of Taxable Income

Taxable income of enterprises in Ireland is defined as total worldwide income from any trade, business, passive income and capital gains less any non-taxable income, tax-exempt income, deductions, and losses and allowances carried forward from previous years that are in connection with assessable income. Profits must be computed in accordance with Generally Accepted Accounting Principles or International Financial Reporting Standards.