(September 17, 2009) This briefing note shows the folly of G-20 plans to increase ECAs’ capacity without ensuring they bring in regulations aimed at halting their support for companies that take advantage of tax avoidance loopholes such as offshore financial centres. It ends with a series of recommendations for ensuring ECAs are held to government policies.(September 17, 2009) This briefing note shows the folly of G-20 plans to increase ECAs’ capacity without ensuring they bring in regulations aimed at halting their support for companies that take advantage of tax avoidance loopholes such as offshore financial centres. It ends with a series of recommendations for ensuring ECAs are held to government policies.