Mrs María Julia Méndez > Ferrere > Asuncion, Paraguay > Lawyer Profile


Work Department



Senior Associate


María Julia is a member of the Tax and Corporate department at FERRERE Paraguay. She specializes in advising local and foreign clients on the tax impacts of their economic activities in Paraguay and abroad, including tax planning to optimize tax costs. Her practice area also includes advice to clients on processes for recovery of tax credits and undue or excess payments, at both administrative and judicial levels.

Before joining FERRERE she was a senior at the law firm Nora Ruoti & Asociados, whose tax practice is well-known in Paraguay, where she provided ongoing advice to companies in diverse sectors of the economy. Among her most important jobs was advice on structuring, development and startup of the tax administration department at the Paraguayan Social Security Institute.

María Julia is on the faculty of Instituto de Formación Tributaria, Comercial y Administrativa, which offers training courses and well as specializations and master’s programs in the tax and corporate areas, aimed at public accountants and attorneys. She also collaborated on tax publications for the publishing ventuire Editorial Emprendimientos Nora Ruoti SRL, and garnered recognition for her contributions.




  • Attorney, Universidad Nacional de Asunción (Paraguay), 2007.
  • Specialist in Taxes and Procedures, Instituto de Formación Tributaria y Empresarial (Paraguay), 2012.
  • Master in Taxes and Tax Advice, Instituto de Formación Tributaria, Comercial y Administrativa (Paraguay), 2019.

Lawyer Rankings

Paraguay > Tax

(Rising stars)

María Julia MéndezFerrere

Ferrere has extensive experience in both tax and customs matters, advising on tax structures, transfer pricing reports and assisting international clients with operations in Paraguay. The group has expertise in tax litigation, handling cases from a variety of sectors, including digital services, hydrocarbon exploitation, special investment regimes, security markets, infrastructure and financial services. The firm has also been involved in the drafting of tax laws and regulations, actively assisting the Paraguayan Tax Administration, and in the implementation of free trade zones. Néstor Loizaga co-leads the team, offering advice on the tax aspects of investment regimes, M&A and corporate structures, and assistance with tax litigation. Practice co-head Erika Bañuelos is a senior associate with over 15 years’ experience advising national and international clients on tax and customs issues, including administrative processes, tax refunds, and proceedings against the tax authorities. Senior associate María Julia Méndez is an active member of the team, with experience in tax planning at both a national and multinational level. Tanya Moreno joined as senior associate in November 2022 from EY.