Notices Regulatory Notice 21-21FINRA Eliminates the Order Audit Trail System (OATS) Rules Thursday, June 17, 2021 Regulatory Notice 20-41FINRA Amends Its Equity Trade Reporting Rules Relating to Timestamp Granularity Wednesday, December 02, 2020 Regulatory Notice 20-31FINRA Reminds Firms of Their Supervisory Responsibilities Relating to CAT Monday, August 31, 2020 Information Notice – 7/17/20Consolidated Audit Trail: Industry Presentation by CMRWG on CAT Compliance RulesFriday, July 17, 2020 Regulatory Notice 20-20FINRA Provides Updates on Regulatory Coordination Concerning CAT Reporting ComplianceMonday, June 29, 2020