Définition Sens techniqueA regulatory document for grading classified facilities in accordance with the decree of 20 May 1953 and its amendments, with Act No. 76/663 of 19 July 1976 and Decree No. 77/1133 of 21 September 1977.SourceAccording to BRGM Thématiques associées Data and information system, Industry. Translations Nomenclature des installations classées [fr], Nomenclatura de Instalaciones Clasificadas [es]. Review status Soumis au comité de relecture.