Acting in tax litigation, both judicial and administrative, relating to all federal, state and municipal taxes.

Preparation of Legal Opinions, Legal Notes and Opinions with the aim of analyzing legislation and legal-tax jurisprudence for tax optimization of national and international operating structures proposed by clients in relation to federal, state and municipal taxes, as well as compliance with international taxation rules.

Drafting of Legal Opinions, Legal Notes and Opinions with the aim of analyzing tax legislation and jurisprudence in order to prepare tax plans for national and international operations in relation to federal, state and municipal taxes, as well as compliance with international taxation rules.

Advising national and international clients on structuring their national or international operations in any administrative procedures necessary for tax planning or tax optimization, such as representing clients' interests in obtaining and qualifying for Special Regimes or specific customs procedures.

Representing clients' interests in administrative litigation (municipal, state or CARF) or judicial litigation in which a specific tax assessment is being discussed, or in which an undue tax assessment has been made against the client, including federal, state and municipal taxes.