One of the most complex and frequently misunderstood international tax issues for Americans living in Portugal is the taxation of a Traditional IRA to Roth IRA conversion. The central question is simple: If a US taxpayer converts a Traditional IRA into a Roth IRA while being a Portuguese tax resident, does Portugal treat the conversion…

If you are a Portuguese tax resident and own a US LLC, understanding how Portugal taxes that structure is essential. Many expatriates, digital entrepreneurs, consultants, and investors assume that Portugal automatically follows the US tax treatment of a Limited Liability Company (LLC). In practice, this is one of the most common international tax mistakes made…

Many expatriates living in Portugal face the same problem every year: the Portuguese IRS filing deadline arrives before their foreign tax information is finalized. This is particularly common for taxpayers receiving income from the United States, Canada, the United Kingdom, Australia, Germany, the Netherlands, and other countries where tax returns, assessments, or tax certificates are…

Portugal has introduced one of the most significant housing tax reform packages in recent years through Decree-Law no. 97/2026, published on 20 May 2026. The legislation introduces broad tax incentives aimed at increasing affordable housing supply, stimulating residential construction, and encouraging long-term rental investment. For property investors, developers, landlords, expatriates relocating to Portugal, and individuals…

Portugal has officially approved a new legislative authorization aimed at increasing housing supply through major tax incentives affecting real estate investors, landlords, developers, and private individuals. The new framework was introduced through Lei n.º 9-A/2026 and authorizes the Portuguese Government to implement several tax relief measures related to residential construction, rehabilitation, rental activity, and housing…

A recent decision from the Tribunal Constitucional may significantly impact the interpretation of Portugal’s former Non-Habitual Resident (NHR) tax regime and could also affect the structure of the new IFICI (“NHR 2.0”) incentive framework. The ruling, issued in April 2026, declared unconstitutional the legal mechanism used to define “high value-added activities” eligible for the preferential…

Portugal’s Tax Authority (Autoridade Tributária e Aduaneira – AT) has issued an important new binding ruling regarding the taxation of cryptoassets under Portuguese IRS rules. The ruling — Binding Information Process No. 28122, issued on 16 March 2026 — provides significant clarification on how Portugal classifies and taxes different crypto-related activities, including: Long-term crypto investing…

Moving to Portugal can be an excellent lifestyle and financial decision. However, becoming Portuguese tax resident often changes how your foreign investments are taxed. Many expatriates arrive in Portugal with investment structures created in the United Kingdom, United States, South Africa, Canada, or other jurisdictions. These structures may have been tax-efficient in the country of…

Understanding Article 45 of the Portuguese General Tax Law When filing taxes in Portugal, one of the most important questions for individuals, freelancers, expatriates, and taxpayers with foreign income is: How long can the Portuguese Tax Authority review my tax return and issue an additional tax assessment? The answer is found mainly in Article 45…

When selling a property in Portugal, the taxable capital gain is not calculated simply by subtracting the purchase price from the sale price. Portuguese tax law allows certain expenses to be deducted, which can significantly reduce the capital gain subject to IRS. However, not all costs are accepted, and the Portuguese Tax Authority may request…