The Brussels regulation allowed consumers to go to courts in their own country in a cross-border dispute.
Osborne also intervened in a push to stop Co-Op being subject to tighter Brussels regulation on the level of capital it needs to hold.
Cameron watered down his demands and got agreement to restrict welfare payments to newcomers, protection for the City of London, Europe's financial HQ, from EU meddling, a promise that sterling would never be required to join the eurozone it rejected from the start, plus a device to make it slightly easier for member states to keep Brussels regulation away.
Outers threaten the voters with torrents of Brussels regulations, waves of immigrants, rampant terrorism and "Cologne-style" mass sex attacks.
Brexiteers cheer at the prospect; the "burden" of Brussels regulations that they rail against fall into two main clusters.
Despite lobbying hard against the Robin Hood Tax and a slew of other Brussels regulations, few City insiders were cheering Britain's new isolationist stance: they're nervous that while most regulation will still in theory be decided at EU level, the inner core of everyone-but-Britain will over time come to dominate decision-making.
The UK is the primary opponent blocking Brussels-regulation against commodity speculation.
But different countries have interpreted the "single market" in different ways.The British complain that it has been introduced with too much Brussels-inspired regulation attached to it, and call for further and faster market-opening and less red tape.
Emulating the Norwegian or Swiss models would require compromise in terms of contribution to the EU budget, acceptance of Brussels-derived regulations and porosity of borders.
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Britain, for example, is regularly at odds with Brussels over financial regulation and is worried that the interests of the EU's biggest financial services sector will lose out under pressure from the euro single currency zone.
