DT15601 | Double Taxation Relief Manual: Portugal: admissible taxes
From HM Revenue & Customs · Double Taxation Relief Manual
The following Portuguese taxes are admissible for credit in the UK under the agreement:
the personal income tax (Imposto sobre o Rendimento das Pessoas Singulares – IRS);
the corporate income tax (Imposto sobre o Rendimento das Pessoas Coletivas – IRC); and
the surtaxes on corporate income tax (derramas);