The countercyclical capital buffer is an additional holding of Common Equity Tier 1 (CET1) capital applied as a percentage of total risk-weighted assets, which can be imposed by the national authority to protect the banking sector from periods of excess credit growth. This may vary over time according to market conditions.Refer Prudential Standard APS 110 for further information. For an Authorised Deposit taking Institutions(ADI) with exposures in Australia only, the ADI-specific buffer is equal to the Australian jurisdictional countercyclical buffer.