U C HOMES

- If you work abroad but maintain your tax residence in Portugal, you will need to declare in Portugal all income earned during the fiscal year, both in Portugal and abroad, as per Article 15 of the Personal Income Tax Code (CIRS). However, the foreign country where you work will also tax your income , which theoretically could mean double taxation, which obviously doesn't make sense.  - How to avoid double taxation? There are two mechanisms in place: either you activate the existing convention with the country in question (if there is one), or Portugal unilaterally reduces or eliminates that taxation, according to Article 81 of the CIRS . - Which countries have agreements with Portugal and how can I activate them? According to the Portal das Finanças, as of 2022, there are 77 conventions in force with countries around the world. Remember, if there is a bilateral agreement that prevents double taxation, you will need to activate it through a tax residency certificate. Here are s...