These offshore units set up in global financial hubs, including those linked to a few large European banks as also boutique investment service providers run by persons of Indian origins, are offering hybrid financial products to their clients in India while avoiding any regulatory oversight.In case of the Indian individuals and companies, Sebi has barred them from the capital markets as an interim measure while further proceedings are currently underway. These cases have also been referred for further action to other agencies including the Income Tax Department and the Enforcement Directorate, a top official said.