These obligations depend on the size of the company: Companies with less than 11 employees: these companies are not obliged to contribute to the financing of continuing professional training. Companies with 11 to 49 employees: these companies must devote at least 0.55% of their annual payroll to the financing of continuing vocational training. They can choose to pay this contribution to an operator of skills (OPCO) or to manage their training budget directly.Companies with 50 or more employees: these companies must devote at least 1% of their annual payroll to the financing of continuing professional training. They can also choose to pay this contribution to an OPCO or to manage their training budget directly.