Articles & News

March 2026 Tax Obligations for Companies in Portugal

Complete guide with all tax deadlines your company needs to meet in March 2026: VAT, income tax, corporate tax, social security, vehicle tax and more.

Modelo 10: Income and Withholdings - What it is, who files and how to comply

Everything about Modelo 10: who must file, what income to declare, 2026 deadlines and consequences of non-compliance. Complete and updated guide.

Tax Calendar 2026: All the Deadlines Your Business Needs to Know

Discover all 2026 tax deadlines in Portugal - VAT, corporate tax, income tax, social security, property tax and more. Check our interactive tax calendar and never miss a deadline.

Modelo 10 Declaration: Deadline Approaching for Companies to Report Employee Income

Companies have until March 2, 2026 to submit the Modelo 10 - the declaration that informs the Tax Authority about income paid to employees and the respective IRS withholding taxes.