(Introductory Law to the Rules of Brazilian Law, amended up to Law No. 13.655 of April 25, 2018)
BackLatest Version in WIPO LexDetailsDetailsYear of Version2018DatesAmended up to:April 26, 2018Entry into force:October 24, 1942Published:September 9, 1942Promulgated:September 4, 1942Type of Text
Framework Laws
Subject Matter
Enforcement of IP and Related Laws
Main text(s)Main text(s)PortugueseDecreto-Lei n.° 4.657, de 4 de Setembro de 1942 (Lei de Introdução às normas do Direito Brasileiro, conforme alterado pela Lei n.° 13.655, de 25 de abril de 2018)