The London office, the empty boxes and the £1bn tax loophole

Exclusive: How a court case over an unoccupied office block could end a widely used tax avoidance scheme

From the outside, the seven-storey building at 2 America Square looks like any other office block in the heart of London’s financial district.

Located about half a mile from Tower Bridge, one might expect it to be a hive of commercial activity, teeming with employees holding important meetings. However, much of the property is home not to staff vying for their next bonus, but to stacks of nondescript black boxes arranged in neat lines.