Judgment_paragraph 43 · Laboratoires Boiron SA v Union de recouvrement des cotisations de sécurité sociale et d'allocations familiales (Urssaf) de Lyon, assuming the rights and obligations of the Agence centrale des organismes de sécurité sociale (ACOSS) (C-526/04)

43It is clear from that case-law that, where an aid measure of which the method of financing is an integral part has been implemented in breach of the obligation to notify, national courts must in principle order reimbursement of charges or contributions levied specifically for the purpose of financing that aid (Van Calster, paragraph 54).