Steer clear of Iran central bank, says US

By Daniel Dombey and Stephanie Kirchgaessner in Washington

Published: March 21 2008 21:04 | Last updated: March 21 2008 21:04

Washington has called on international financial institutions to steer clear of doing business with Iran’s central bank, in the US’s most wide-ranging attempt yet to isolate Tehran financially.

The Treasury department has issued a warning of the risks of doing business with 51 state-owned and seven privately held Iranian banks – in effect the whole of Iran’s banking sector. The list includes institutions specialising in export financing and foreign investment, as well as Iranian state-owned banks located as far away as Venezuela, Hong Kong and the UK.

The move is an attempt to raise pressure on Tehran through measures that fall short of formal sanctions but go further than the private warnings US officials have delivered to regulators and financiers in recent months.

Over the past two years, Washington has experienced long delays in its push to get successive rounds of United Nations sanctions agreed and even unilateral US sanctions often take time to put in place because of bureaucratic and legal procedures.

This week, President George W. Bush ramped up the rhetoric on Iran by accusing its government of “announcing they want to destroy countries with a nuclear weaponâ€