Fresh call for crackdown on use of tax havens as UK's top firms found to be tax havens, research from the charity ActionAid revealed today as it which 40 per cent - more than 8,000 - were located in tax havens. based in tax havens. based in tax havens. * The end of tax havens? Britain will lead global crackdown on tax * Chancellor warns British tax havens to comply with international havens pointing out that one fifth of the world's tax havens have enjoyed The use of tax havens by multinational corporations has come in for blue chip index's components have subsidiaries in tax havens, while ten FTSE100 have subsidiaries in tax havens. IFRAME: http://aamapping-production.torchboxapps.com/taxhavens/ Banks were the most prolific users of tax havens. Over half (58 per avoidance or evasion. But its findings did highlight the extent of located in tax havens as in developing countries, ActionAid added. The charity's tax justice policy adviser, Mike Lewis, said tax havens He said: `Tax havens are one of the biggest hidden obstacles in the times more money to tax havens than they receive in aid each year - `Four years after G20 leaders promised an end to tax havens, tax haven `Now, with David Cameron promising action on tax havens at this year's 5 of the world's tax havens - that's more than any other country.' countries into tax havens was one of the most urgent tasks in the fight and other European countries with tax havens only benefited developed They must deliver on their promise to call time on tax havens for the Why keep trying to flog a dead horse with this tax evasion by companies