RBS Sempra Commodities, its commodities trading arm.
BP's trading arm is under investigation for price-fixing.
In June, financial regulators accused its trading arm of rigging propane prices by cornering the market.
They also charged Gary Farberov, president of First Equity Enterprises, Evergreen's trading arm, with money laundering.
Toyota Tsusho, the group's trading arm, has already called in Air Liquide, a French company that supplies industrial gases.
Royal Bank of Scotland is axing its trading arm in Japan as it continues to cut costs.
The firm is adamant that there is no conflict, because it closed its proprietary trading arm last October.
Barclays has already muttered about decamping from London if it is stripped of Barclays Capital, its lucrative trading arm.
The Man Group emerged the victor, agreeing to pay some $323 million for Refco's futures trading arm.
Oxfam, which runs a large trading arm, rejected the idea that charities were in any way anti-business.
Mirant, previously called Southern Energy, had been the trading arm of the Southern Company, the owner of Atlanta's electric utility.
