RFF Lawyers has reinforced its upward position in the 2026 Legal 500 ranking – Tax , with the highlight of 7 lawyers this year.

Also noteworthy are the 3 client satisfaction seals: lawyers & team quality, billing & efficiency, and sector knowledge.

The Legal 500 editorial team describes us as follows: “A boutique firm dedicated exclusively to tax, RFF Lawyers regularly advises clients operating in sectors such as energy, media, financial services, real estate and construction, demonstrating strong capabilities in both advisory and contentious work. Founder and managing partner, Rogerio Fernandes Ferreira, is highly hands-on and takes strong ownership of both the firm and client matters'; he has a wealth of experience in both non-contentious and tax litigation matters. Within the team, Vânia Codeço focuses on tax litigation, inspections and special contributions, and Marta Machado de Almeida is recognised for her work on indirect tax matters. Duarte Ornelas Monteiro leads on private client work, while Álvaro Silveira de Menezes oversees tax advisory mandates.”

• Rogério Fernandes Ferreira was recognized again in the Hall of Fame
• Marta Machado de Almeida was recognized again as a Leading Associate (she is 1st on this list)
• Vânia Codeço, Duarte Ornelas Machado, Álvaro Silveira de Meneses, Patrícia Largueiras and Joana Marques Alves are highlighted key professionals

The Legal 500 is a global and independent legal directory, with more than three decades of experience, which performs a comparative analysis of the work developed by lawyers, gathering opinions from clients and peers of the firms involved.