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The Portuguese Parliament approved yesterday the new version of the Nationality Law

The Portuguese Parliament approved yesterday the new version of the Nationality Law Among the most significant changes are: The increase in the required period of legal residence period from 5…

CCSL Advogados recognized by The Legal 500 in four practice areas

CCSL Advogados once again recognized in The Legal 500 2026 ranking, reinforcing its position among the leading law firms in Portugal This year, we achieved tier upgrades in Tax and…

CCSL Advogados consolidates its position in the top tier of the legal market in Portugal in the 2026 edition of Chambers Europe

CCSL Advogados consolidates its position in the top tier of the legal market in Portugal in the 2026 edition of Chambers Europe CCSL Advogados once again affirms its position among…

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Pressupostos Macro-Económicos da Reforma Estrutural do Sistema Tributário em Angola: Perspectivas na Tributação das Empresas

Authors: Gilberto Luther, José Calejo Guerra Year: 2015 Publication: AB Instantia Read the full article > Summary This paper addresses the main issues to consider when drafting a corporate income tax regime in…

Energy Law in Portugal: Five Questions on The “State Of The Art”

Authors: José Calejo Guerra and others Year: 2016 Publication: ICJP / CIDP Read the full article > Summary This book focus on 5 fundamental questions on the Portuguese energy sector from a…

International Aspects Of The New Portuguese Corporate Income Tax Regime: Enhancing Tax Competition in The European Market

Authors: José Calejo Guerra, José Mégre Pires Year: 2014 Publication: European Taxation Read the full article > Summary The paper analyzes the corporate income tax reform enacted in Portugal in 2014…

Tax Arbitration in Portugal: A New Tax Dispute Resolution Model

Authors: Rogério Fernandes Ferreira, José Calejo Guerra, José Mégre Pires Year: 2014 Publication: The Comparative Law Yearbook of International Business Read the full article > Summary The paper looks into the…

A (não) Residência Fiscal no Código do IRS e os seus Requisitos: do Conceito Legal à Distorção Administrativa

Authors: José Calejo Guerra Year: 2014 Publication: Cadernos da Justiça Tributária Read the full article > Summary This paper addresses the legal definition of residency for personal income tax purposes and reads…

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