was their a common equity requirement for banks prior to financial crisis
What is 'Common Equity Tier 1 (CET1)' Common Equity Tier 1 (CET1) is a component of Tier 1 capital that consists mostly of common stock held by a bank or other financial institution. It is a capital measure that was introduced in 2014 as a precautionary measure to protect the economy from a financial crisis. It is expected that all banks should meet the minimum required CET1 ratio of 4.50% by 2019. BREAKING DOWN 'Common Equity Tier 1 (CET1)' Following the 2008 financial crisis, the Basel Committee formulated a reformed set of international standards to review and