FINRA Time Limits: A Beginner’s Guide to the Six-Year Eligibility Rule and Other Timing Risks

If you’re thinking about bringing a securities arbitration claim, timing can become one of the biggest issues in the entire case. Many investors first hear about a “six-year rule” and assume that if they are inside six years, they’re safe. In general terms, that is only part of the picture.

FINRA arbitration has its own eligibility rule, but that rule exists alongside other deadlines, including state and federal statutes of limitation, filing deadlines created by court activity, and strategic timing issues tied to evidence and party conduct. FINRA’s own guidance notes that claims may be eligible for arbitration within six years and still face shorter limitations defenses under other law. FINRA Rule 12206, FINRA’s filing FAQ

In this post you’ll learn what the FINRA six-year eligibility rule actually does, what it does not do, how arbitrators handle timing disputes, and why delay can create risks even before anyone argues about the merits. If you want a broader overview of how these deadlines fit together, it may help to start with this guide to how filing urgency and eligibility issues often intersect.

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What Is The FINRA Six-Year Eligibility Rule?

For customer disputes, FINRA Rule 12206 says that no claim is eligible for submission to arbitration where six years have elapsed from the occurrence or event giving rise to the claim. The rule places questions about eligibility in the hands of the arbitration panel. FINRA uses a parallel rule, Rule 13206, for industry disputes, but investor claims typically focus on Rule 12206.

At a beginner level, the key idea is this: the six-year rule is an arbitration eligibility screen, not a complete measure of whether a claim is timely in every sense.

That distinction matters because investors often discover a problem long after the original recommendation, purchase, rollover, or account event. In some cases, the relevant “occurrence or event” may become a heavily disputed question. In others, the claim may be filed within six years but still draw a statute-of-limitations defense under state or federal law. FINRA expressly says its rule does not extend applicable statutes of limitations. FINRA Rule 12206(c), FINRA Filing FAQ

Why Do So Many Investors Get Confused About This Rule?

The confusion usually comes from the way people use the phrase “statute of limitations” casually. In ordinary conversation, it sounds like any deadline. In securities arbitration, though, there are multiple timing concepts operating at once.

Here’s the simplified version:

• FINRA eligibility rule: asks whether the claim can be submitted in arbitration at all under FINRA’s six-year framework
• State or federal statutes of limitation: ask whether the claim is legally late under the law governing the cause of action
• Tolling rules: ask whether the clock stopped for some period because of a filing or related legal event
• Practical timing risks: ask whether delay weakened the case because documents disappeared, witnesses faded, or accounts changed hands

FINRA directly warns investors that a respondent may raise a limitations defense that is shorter than six years. FINRA Filing FAQ

That is why many timing fights in FINRA cases are really two separate fights: one over arbitration eligibility, and another over substantive legal defenses.

Who Decides Whether A Claim Is Too Old?

This is another area where beginners often expect a judge to decide the issue first. In fact, the U.S. Supreme Court held in Howsam v. Dean Witter Reynolds, Inc., 537 U.S. 79 (2002), that the NASD/FINRA six-year eligibility issue is generally a matter for the arbitrator, not the court. Howsam v. Dean Witter Reynolds