The European Securities and Markets Authority, ESMA, has initiated its sixth stress test for Central Counterparties. This exercise is a crucial supervisory tool mandated by EMIR to assess CCP resilience to adverse market conditions. The framework, developed with the European Systemic Risk Board, includes an adverse market scenario to identify potential shortcomings. It aims to evaluate the aggregate impact of CCP recovery and resolution arrangements on Union financial stability. The test will cover sixteen CCPs, including all authorized EU CCPs and two UK-based Tier 2 CCPs. ESMA's Chair emphasized the importance of these tests in a constantly challenged world. The Chair of the CCP Supervisory Committee highlighted the critical role of CCPs in managing credit risk and maintaining financial stability. This year's test introduces a new Recovery and Resolution Component to measure the aggregate effects of these tools. Key components include a Credit Stress Test, Concentration Risk Analysis, and a Reverse Stress Test. ESMA will issue a data request in May, followed by validation, analysis, and the publication of results in the first quarter of 2027.