As a leader in the sector, BKM | Berkemeyer’s ‘highly-trained’ tax team is involved in innovative projects, advising on the tax aspects of PPPs and industry installation. Working closely with the government, the practice is at the forefront of changing legislation in the sector, active in the drafting of regulations, as well as representing clients in constitutionality challenges. It regularly represents clients in tax litigation at all levels, including before the Supreme Court. As well as key industry players, the team also advises high-net-worth individuals and families on tax and estate planning. The firm boasts an established customs practice and a transfer pricing department. Federico Valinotti strengthens the team’s cross-border capabilities, with a wealth of experience in international investment and multi-jurisdictional transactions. Carlos Vargas focuses his practice on tax incentive regimes, advising a clientele of foreign investors on conducting business in Paraguay. Mauro Mascareño left the team in March 2024, along with associate Rodrigo Gómez Sánchez.

Ferrere boasts a successful track record in defence against customs matters, with experience in matters related to customs duties, customs valuation and set prices for intra-group traded goods. It has a strong background in tax litigation, representing clients in contentious proceedings before the tax administration. The practice has been called upon by the administration to advise on legislation, thanks to its expertise in dividends and profits, special investment regimes and tax refunds. Néstor Loizaga leads the team, advising national and international clients on the tax aspects of investment regimes, M&A and corporate structures. Promoted to the partnership in August 2024, practice co-head Erika Bañuelos brings extensive expertise in international tax matters to the team, as well as experience in litigation, representing clients in administrative proceedings and before the tax authority. Senior associate María Julia Méndez spearheads the team’s customs work, leading successful inquiries against the customs authorities. Tanya Moreno, senior associate, focuses her practice on international tax matters and investment regimes.

Vouga Abogados remains ahead of the curve in terms of legislative changes, advising on tax credit recovery, transfer pricing matters and Paraguay’s double taxation treaties. With a growing list of national and international clients, the practice is called upon to advise on cross-border tax planning, the fiscal treatment of investment funds and customs matters. It is also well-equipped to represent clients before the tax and customs authorities. Practice co-head Andrés Vera boasts public-sector experience, participating in the drafting of tax-related legislation; he is regularly sought out by clients to advise on tax-efficient structures, thanks to his specialist knowledge of transfer pricing, VAT and tax credit recovery regulations. Bringing a wealth of international experience to the team, senior associate Horacio Sánchez co-heads the practice and is an expert in investment funds and the application of tax treaties. Rodolfo Guillermo Vouga is active in cross-border matters, specialising in foreign direct investment and fiscal incentives. Associate Silvia Benítez plays a key role in contentious tax recovery matters, with experience before both civil and administrative courts.

With a strong track record in litigation against the tax authority, Mersán Abogados regularly participates in tax disputes. The team advises national, international and multinational companies on tax matters related to JVs, project financings and other transactions. Practice head Diego Zavala advises on tax aspects of M&A and assists clients in tax-related disputes. Tomás Mersán Riera brings extensive knowledge of tax regulations to the team, guiding clients through constitutional challenges before the Constitutional Chamber of the Supreme Court of Justice. At the associate level, Federico Martinez advises on the tax implications of contract negotiations and interactions with the tax authority.

Peroni Sosa Tellechea Burt & Narvaja‘s expertise in international tax matters sees it advise on transfer pricing and double taxation queries. It has a strong contentious practice, providing representation in tax controversies and audits initiated by the tax administration. The team is experienced in customs matters, and fields niche expertise in the refund of tax credits. Practice head Juan Carlos Boggino represents clients in tax audits and litigation, handling customs duty, double tax treaties, transfer pricing and VAT disputes. He leads the team alongside junior partner Horacio Peroni, who fields a strong international tax practice and advises on tax aspects of corporate and financial transactions.

The tax team at Olmedo Abogados works in tandem with the firm’s accounting department to advise clients on key legislative and regulatory changes in the sector. Practice co-head Gustavo Olmedo specialises in tax law, including litigation. He leads the team alongside José Ignacio Olmedo, who excels in the drafting of profit allocation mechanisms. Jose Vargas Peña is an active member of the group, alongside fellow senior associate Carolina Lebrón, who brings both public and private-sector experience to the team.