LACCA Approved: Lucia Magalhães Dias

Litigation Firm: Magalhães e Dias Brazil


Lucia Ancona Lopez de Magalhães Dias is the partner responsible for consumer law and regulatory matters at Magalhães & Dias law firm.

She represents major corporations (eg, Adidas, Ambev, Bayer,, Hasbro, HP, Nestlé, Newell Brands, PepsiCO, RiHappy, Unilever, Whirlpool and many others), in complex administrative and judicial proceedings (litigation) in the mentioned areas of law. With over 15 years of experience in the field, she has been engaged in the assessment of advertising campaigns, promotions, trade policies, children's advertising, labelling, allergens and GMO, unfair competition, electronic commerce, several safety recall procedures (from planning to execution, drafting requirements and briefs to consumer and health authorities and follow-on litigation), and individual and collective compensation claims (complex class actions), as well as regulatory affairs.

Known by her clients as an extremely knowledgeable attorney, Ms Magalhães Dias has expertise in both consumer and regulatory matters. Her engagement and credibility in the academia and before the consumer associations are a plus appreciated by clients.

She also advises several business and industry associations, such as the Brazilian Advertisers Association (ABA), the Brazilian Food Industry Association (ABIA), Brazilian Alcoholic Beverage Association (ABRABE) on issues related to consumer, safety and standards regulation, especially regarding labelling, children’s advertising and food safety.

Ms Magalhães has tried important cases before the Brazilian advertising self-regulation body (CONAR) and filed proceedings with administrative consumer protection bodies (PROCONs, SENACON-DPDC-MJ, state and federal Prosecution Offices, ANVISA, MAPA, ANATEL, among others).

Lucia Ancona Lopez de Magalhães Dias was the director of Consumer Relations at IBRAC (2010–2013). Currently she is director of Brasilcon (Consumer Law and Policy Institute) and visiting professor at prestigious educational institutions, and authored several publications on consumer law. She wrote the book Publicidade e Direito (“Advertising and Law”, currently in its 3rd edition), which is regularly referenced by the courts in cases involving advertising and unfair competition. She also participated as guest author in the historical documentary prepared by the Ministry of Justice to celebrate the 25th anniversary of the Consumer Defence Code and is a member of the editorial board of important publications in the field. 


LACCA Approved

Administrative Law

Anti-Corruption & Compliance



Banking & Finance

Capital Markets

Corporate / M&A


Intellectual Property Law




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