UMIR Rules

The Universal Market Integrity Rules (UMIR) set out  the requirements applicable to  IIROC Participant Dealer Members, Access Persons and Marketplaces for securities related trading activities on all marketplaces that we regulate. 

UMIR, together with the IIROC Rules that govern the activities of investment firms, comprise IIROC's regulatory framework.

Colourful Graphic

Search the UMIR Rulebook

Download the UMIR Rulebook

The website is a searchable index of the UMIR Rulebook. If you would like to browse the rule book in its entirety, you can download the PDF file by clicking on the button to the right. 


Last updated: March 6, 2020

UMIR Rules

Part 1 - Definitions and Interpretation

Part 2 - Abusive Trading

Part 3 - Short Selling

Part 4 - Frontrunning

Part 5 - Best Execution Obligation

Part 6 - Order Entry and Exposure

Part 7 - Trading in a Marketplace

Part 8 - Principal Trading

Part 9 - Trading Halts, Delays and Suspensions

Part 10 - Compliance

Part 11 - Administration of UMIR

    UMIR Rules

    Part 1 - Definitions and Interpretation

    Part 2 - Abusive Trading

    Part 3 - Short Selling

    Part 4 - Frontrunning

    Part 5 - Best Execution Obligation

    Part 6 - Order Entry and Exposure

    Part 7 - Trading in a Marketplace

    Part 8 - Principal Trading

    Part 9 - Trading Halts, Delays and Suspensions

    Part 10 - Compliance

    Part 11 - Administration of UMIR