On June 14, 2025, the National Assembly passed the Law on Corporate Income Tax 67/2025/QH15 (CIT Law 2025), effective from October 1, 2025 and applicable from the corporate income tax period of 2025. The CIT Law 2025 is developed and promulgated to overcome shortcomings and challenges in the implementation of CIT regulations in the past, ensure consistency and uniformity between domestic legal regulations, and in line with the CIT reform trend in the world, etc., with several notable new contents as follows:

(i) Inheritance, amendment, and supplement of regulations on taxable incomes;
(ii) Amendment and supplement of a number of regulations on types of tax-exempt incomes;
(iii) Amendment of some provisions on deductible and non-deductible expenses when determining taxable income; and
(iv) Amendment of a number of provisions on tax rates.