Companies resident in Austria are subject to the corporate income tax on their net profits. As a rule, each company is subject to the tax, but the law contains a group taxation regime which applies under certain conditions. This article focuses on the taxable income of companies, including the neutralization of contributions and distributions, transfer pricing rules, the tax treatment of intercompany dividends and capital gains/losses, non-deductible expenses, and loss carry-forwards. The article also considers the special rules applicable to certain companies and various aspects of tax administration.