Article 420 Bis Federal Criminal Code
BOOK TWO · TITLE TWENTY-FIFTH. Crimes Against the Environment and Environmental Management · CHAPTER TWO. Of biodiversity
Current text · last reform published in the Official Gazette of the Federation (DOF) on 13 March 2026
A penalty of two to ten years of imprisonment and the equivalent of three hundred to three thousand days fine shall be imposed on anyone who unlawfully:
I.Damages, dries out or fills wetlands, mangroves, lagoons, estuaries or marshes;
II.Damages reefs;
III.Introduces or releases into the natural environment any specimen of exotic flora or fauna that harms an ecosystem, or that hinders, alters or affects native or migratory species in the natural cycles of their reproduction or migration, or
IV.Causes a fire in a forest, jungle, natural vegetation or forest lands, that damages natural elements, flora, fauna, the ecosystems or the environment.
An additional penalty of up to two years of imprisonment and up to one thousand additional days fine shall be applied when the conducts described in this article are carried out in or affect a natural protected area, or the author or participant of the crime provided for in section IV carries out the conduct to obtain a profit or economic benefit.