Praised for its level of technical knowledge within tax law, Arias provides a full service offering which covers a diverse spectrum of mandates, spanning from transfer pricing to due diligence and tax planning, compliance and litigation. Luis Barahona heads up the team, and leads the group’s varied range of administrative and judicial tax disputes. Elsewhere, senior counsel César López has a strong grasp on municipal taxes, as well as acting in represents clients in complex tax litigation. Senior counsel René García has a background in constitutional protection cases within a previous role at the Ministry of Finance in Ecuador, advising on constitutional protection processes related to informal settlements of taxes and penalties.
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Phone
+503 2257-0900
Email
Profile

Profile

Work Department
Administrative Law | Tax and Fiscal Planning
Position

Partner

Career

Expert in taxes, tax disputes and litigation, fiscal planning, precautionary legal audits, tax risk detection, and transfer pricing. With vast experience in the Tax Administration and also in the private sector.

Currently, Luis is the Director of the Firms Tax Department. His professional experience includes: Director of the Internal Revenue Services, Interine General Subdirector, Legal Manager, Chief of Large Taxpayers Legal Department, Chief of El Salvadors negotiating committee on the subscription of the treaty on double taxation with Spain.

He also was part of the internal revenue technical group who participated in the making, review and subscription of the treaties on regulation of Internal Tax enforceable to commerce, Information Exchange and Mutual help in the Central American Customs Union. Luis has also worked on numerous tax reforms.

Languages
English and Spanish
Memberships
International Bar Association (IBA)
Education
  • Attorney at law

  • Has participated in important tax conferences on an international scale, including: Negotiation, Implementation and Interpretation of treaties on Double Taxation - Santiago, Chile 2001; Indirect Taxation - Brasilia, Republic of Brazil.

  • Program on International Taxation - Madrid, Spain 2002; The Potential Collection as the Tax Administration´s goal - Florianopolis, Brazil.

  • Control on the Informal Sector and Simplifying Obligations - Budapest, Hungary.

  • Regional Tax Policy Seminar - Santiago, Chile 2007; Large Corporations Tax

  • Treatment - Paris, France.

  • Negotiating on Treaties to avoid Double Taxation - Madrid, Spain.

  • Global Conference on Small and Medium Company Taxation - Buenos Aires, Argentina.

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Testimonials

Collated independently by Legal 500 research team.

  • 'They are very technical in tax matters.'

Key clients

  • Chevron
  • Banco Davivienda