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Rule 605 Working Group

The Rule 605 Working Group will have its next call on Monday May 11 at 1 pm ET. The Working Group will continue its discussion of issues and questions relating to the Rule 605 amendments that will take effect on August 1.

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FINRA Margin Rule Amendments; FINRA Proposed Amendments to Short-Interest Reporting

FIF has scheduled a joint call for the Short Sales / Reg SHO / Short Reporting Working Group and the Compliance and Surveillance Working Group for Monday May 11 at 2 pm ET. The Working Groups will discuss (i) the SEC’s approval of amendments to FINRA’s margin rules (FINRA Rule 4210), and (ii) the rule filing by FINRA to amend Short-Interest Reporting (FINRA Rule 4560; proposed FINRA Rule 4321). 

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Back Office Committee

The Back Office Committee will have its next call on Tuesday May 12 at 11 am ET to review applicable FICC, DTC, NSCC, SEC, MSRB, OCC, and FINRA updates during the past month.

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CAT Transaction Reporting and CAT Reference Database Working Groups

FIF has scheduled three joint calls for the CAT Transaction Reporting and CAT Reference Database Working Groups for this week. The first call will be on Tuesday May 12 at 3 pm ET and will focus on the sections of the CAT Concept Release relating to CAT Design and Scope. The second call will be on Wednesday May 13 at 2 pm ET and will focus on issues and questions from FIF members and recent updates to the FAQs, CAT release schedule, CAT Technical Specifications and other CAT documentation. The third call will be on Thursday May 14 at 11 am ET and will focus on the sections of the CAT Concept...

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24x7 Trading Working Group

The next call for the 24x7 Trading Working Group will be on Wednesday May 13 at 11 am ET. The Working Group will discuss issues and questions from FIF members relating to Rule 10b-10 confirmations, allocations, and other topics. The Working Group will also review recent rule filing developments and provide an update on a recent call with FIF members and Treasury Department personnel.

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TRACE / RTRS Working Group

The next call for the TRACE / RTRS Working Group will be on Monday May 18 at 1 pm ET. The Working Group will discuss the first draft of an FIF comment letter in response to the rule filing by FINRA to expand the TRACE affiliate indicator to cover transactions with affiliated broker-dealers. Working Group members will also update the full Working Group on a discussion with the SEC relating to direct reporting of munis.

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FIF Webinar on Electronic Communications Compliance

FIF has scheduled a webinar on Electronic Communications Compliance for Tuesday May 19 at 2 pm ET. The moderator for the webinar will be Holly Dito of Daiwa. The panelists will be Meredith Abrams of the Simpson Thacher law firm, Thoreau Bartmann of the K&L Gates law firm, Rajni Chidambaram of Interactive Brokers, and Donald McElligott of Global Relay. FIF has invited the members of the Compliance and Surveillance Working Group for this webinar. If you would like to submit any questions for the webinar to be raised anonymously, please send them to This email address is being protected...

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Regulatory Implementations Calendar

FIF has scheduled a joint call for the SEC FINRA Regulations Working Group and the Compliance and Surveillance Working Group for Wednesday May 20 at 11 am ET. The Workings Groups will continue the  review of an updated Regulatory Implementations Presentation and Calendar, including updates on the following topics: Consolidated Audit Trail; Rule 605 amendments; new equity and options exchanges and new clearing agencies; OPRA Dynamic Load Rebalancing; FICC cross-margining with CME; TRACE reporting; tokenized securities; and Trump accounts.

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Working Group Updates 5/11/2026

TRACE / RTRS Working Group. The TRACE/RTRS Working Group discussed a recent rule filing by FINRA to expand the TRACE affiliate indicator to cover transactions with affiliated broker-dealers. The Working Group discussed reporting of the Series (.S) modifier to TRACE. The Working Group discussed a recent call with the MSRB relating to direct reporting of munis. Rule 605 Working Group. The Rule 605 Working Group discussed Rule 605 reporting for not held IOC orders. The Working Group discussed Rule 605 reporting for various customer facilitation and internal execution scenarios. The Working...

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