SIFIDE II and R&D investment funds

In brief

Decree-Law No. 170/2026, of 21 August, extends the R&D (SIFIDE II) tax incentive regime through 2026 and introduces changes to the framework governing R&D investment funds. 

In detail

Among the key amendments are the exclusion of new investments in R&D funds from the scope of the SIFIDE II regime, the introduction of transitional rules applicable to existing investments, and the strengthening of measures aimed at ensuring that the resources invested are effectively allocated to research and development activities.  

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