Directive 89/391/EEC, lays down the main principles to encourage improvements in the safety and health of workers at work. It guarantees minimum safety and health requirements throughout Europe while Member States are allowed to maintain or establish more stringent measures. The Framework Directive is accompanied by further directives focusing on specific aspects of safety and health at work. Together they form the fundamentals of European safety and health legislation
https://eur-lex.europa.eu/legal-content/EL/TXT/PDF/?uri=CELEX:31989L0391&from=EN