member states do not at this point consider that a US-style plan is needed

The Government has decided to put in place with immediate effect a guarantee arrangement to safeguard all deposits (retail, commercial, institutional and interbank), covered bonds, senior debt and dated subordinated debt (lower tier II), with the following banks: Allied Irish Bank, Bank of Ireland, Anglo Irish Bank, Irish Life and Permanent, Irish Nationwide Building Society and the Educational Building Society and such specific subsidiaries as may be approved by Government following consultation with the Central Bank and the Financial Regulator.

What if the Commission decided the Irish guarantee is illegal state aid?

A vivid image of what should exist acts as a surrogate for reality. Pursuit of the image then prevents pursuit of the reality -- John K. Galbraith