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May 15, 2026 - blog

5 Key CAT Compliance Practices Every Firm Must Implement in 2026

5 Key CAT Compliance Practices Every Firm Must Implement in 2026 Regulatory expectations around the Consolidated Audit Trail (CAT) have never been higher. As we move into mid-2026, FINRA and the SEC continue to tighten oversight, increase audit scrutiny, and push firms to demonstrate that their reporting processes are accurate, consistent, and well-documented. For many firms, CAT compliance still feels like a moving target. Data errors slip through. Feedback files go unreviewed. Written supervisory procedures lag behind actual workflows. And when regulators come knocking, firms scramble to explain gaps they didn’t know existed. At Capital Market Solutions, we say that the stakes are real. Let’s explore these 5 key CAT compliance practices every firm should have firmly in place in 2026. Whether you’re building out your compliance framework or looking to strengthen what you already have, these practices are practical, proven, and necessary. 1. Mapping Internal Records to CAT-Reported Data One of the most foundational steps in CAT compliance is making sure your internal order and trade records actually align with what’s being reported to CAT. It sounds straightforward, but in practice, many firms report data without ever systematically verifying that it maps correctly back to their source records. Different systems, data transformations, and workflow handoffs can all introduce discrepancies that are hard to catch without a reconciliation process. Firms should establish a clear, repeatable process for mapping internal records to CAT-reported data. This means identifying the source of each reportable data, tracing how it flows into the CAT submission, and flagging any inconsistencies before they become reporting errors. When you build this kind of traceability into your workflow, you’re not just reducing errors, you’re creating a defensible audit trail that shows regulators exactly how your data is generated and validated. 2. Archiving CAT Feedback FINRA CAT sends back feedback files after each submission, and these files are a goldmine of compliance intelligence. They tell you whether your data was accepted, rejected, or flagged with errors or warnings. Yet many firms either don’t archive these files in a structured way or don’t review them consistently. This creates blind spots. Errors that repeat across multiple submissions go unaddressed. Patterns that should prompt process changes get missed entirely. Archiving CAT feedback isn’t just about record-keeping. It’s about creating a system where every piece of feedback is stored, organized, and accessible. Make it a standard practice to retain feedback files systematically and link them back to the relevant submissions. Over time, this archive becomes one of your most valuable compliance assets. 3. Self-Reporting CAT or CAIS Reporting Issues When your firm identifies a CAT or CAIS reporting issue, self-reporting it to FINRA is not just the right thing to do. In many cases, it’s the smart thing to do. Regulators consistently view proactive self-disclosure more favorably than issues they discover on their own. Firms that self-report demonstrate that they have functioning internal controls, that they take compliance seriously, and that they’re not waiting for a problem to become a crisis before acting. The key is having a process in place. Who reviews reporting issues internally? Who makes the decision to self-report? What documentation is required? If these questions don’t have clear answers at your firm, it’s time to switch to a smart regtech, like RSMS, before an issue arises and you’re making decisions under pressure. 4. Supervision of Transformed Identifier and FDID Reporting Firm Designated Identifiers (FDIDs) and transformed identifiers are critical components of accurate CAT reporting, and they’re also areas where errors are surprisingly common. FDIDs need to be assigned consistently and correctly across all accounts and customers. Transformed identifiers, where a customer identifier is masked or modified before submission, must follow specific formatting and transformation rules. When these elements are handled inconsistently or without proper oversight, the downstream impact on your CAT submissions can be significant. Supervision of this process should be explicit. That means designating responsibility, building review checkpoints, and documenting how these identifiers are generated, transformed, and validated before they hit the CAT system. This is not an area where firms can afford to run on assumptions or informal workflows. 5. CAT Supervision Written Supervisory Procedures (WSPs) are the backbone of any strong compliance program, and when it comes to CAT, they need to go beyond general statements about reporting obligations. Specifically, firms should have WSPs in place that require a structured, comparative review of CAT submissions against the firm’s own order and trade records. This means looking at what was submitted to CAT and comparing it, on a regular basis, to what actually occurred in the firm’s systems. Using purpose-built regtech for CAT compliance makes this kind of comparative review far more manageable. The right tools can surface discrepancies quickly and help compliance teams focus their attention where it matters most. But regardless of the tools you use, the WSP framework needs to be there, documented, reviewed, and followed consistently. Regulators expect firms to supervise their CAT reporting, not just execute it. Turn CAT Compliance Into Your Firm’s Strength CAT compliance is about building a system you can trust every single day. One that is accurate, audit-ready, and scalable with your firm. The five practices we’ve outlined aren’t just recommendations; they are the foundation of a compliance infrastructure that actually works in the real world. At Capital Market Solutions, we understand how complex and time-consuming this can get when managed across disconnected systems or manual processes. That’s exactly why we built RSMS for CAT compliance. With RSMS for CAT compliance, firms can track submissions seamlessly, manage exceptions proactively, archive feedback in a structured way, and maintain clear, audit-ready documentation, all within a secure, centralized, cloud-based environment. We’ve built RSMS to help compliance teams move from reactive firefighting to proactive control. 2026 is the year to make that shift. And we’re here to help you get it right. BOOK YOUR DEMO and see how RSMS can help you implement these CAT compliance practices seamlessly. Give your compliance team the clarity and control they need! FAQs What are the