Workers from Romania were exploited at a waste processing plant in Budapest. They received meagre or no pay and lived in inhumane conditions.
Undeclared work, bogus self-employment and temporary contracts leaves many without essential protection like health insurance and pensions.
Joint inspections across the EU resulted in over 370 identified infringements.
European Labour Authority
About 14 million European citizens currently live or work in another Member State – twice as many as a decade ago. The EU has developed a substantial body of legislation regulating different aspects of mobility, including free movement and posting of workers and social security coordination.