CSA Notice of Technical Corrections and Amendments to National Instrument 21-101 Marketplace Operations and National Instrument 23-101 Trading Rules Breadcrumb Home Securities law Instruments, rules and policies 2 - Certain Capital Market Participants 23-101 CSA Notice of Technical Corrections and Amendments to National Instrument 21-101 Marketplace Operations and National Instrument 23-101 Trading Rules Component Menu Left Sidebar Industry Registration and compliance Innovation at the OSC Companies Investment funds Market regulation Derivatives Artificial intelligence (AI) SEDAR+ Securities law Legislation Instruments, rules and policies Proposed instruments, rules and policies Orders, rulings and decisions Blanket orders Delegation orders OSC Bulletin Filing documents online Tribunal Investors Investor protection Investor resources Investor research and reports Investor warnings and alerts Check before you invest OSC in the Community Investor Advisory Panel Enforcement News & events News releases Events Speeches and interviews OSC Dialogue Reports and publications Media resources Connect with us Subscribe COVID-19 updates About us CSA Notice of Technical Corrections and Amendments to National Instrument 21-101 Marketplace Operations and National Instrument 23-101 Trading Rules Amendments to National Instrument December 18, 2009 Download document