June 19 (Reuters) - Moody's:
* Moody's takes action on Australian banks
* Moody's - Downgraded baseline credit assessments, long-term ratings and counterparty risk assessments of 12 Australian banks and affiliates
* Moody's - Downgrade of Australian banks reflect elevated risks in household sector which heighten sensitivity of banks credit profiles to adverse shock
* Moody's- long-term ratings of Australia's four major banks, ANZ, CBA, NAB and Westpac, downgraded to Aa3 from Aa2, their BCAs downgraded to a2 from a1 Source text : Further company coverage: ANZ.AX