The New US Banking Reality: A Guide to the OCC/FDIC Final Rule and the Overhaul of MRAs

For decades, US bank executives have navigated a supervisory landscape where a missing signature on a compliance document could trigger the same level of formal regulatory wrath as a gaping hole in the balance sheet. That era of "regulation by observation" is officially over.

On August 27, 2026, the Office of the Comptroller of the Currency (OCC) and the Federal Deposit Insurance Corporation (FDIC) issued a landmark joint final rule that fundamentally rewrites the rules of bank supervision.[1][2]

The rule formally defines the term "unsafe or unsound practice" for the first time in the history of the Federal Deposit Insurance Act.[4]

Under the new codified standard, an unsafe or unsound practice is strictly limited to actions that are "contrary to generally accepted standards of prudent operation" and, crucially, are likely to "materially harm the financial condition of the institution" or present a "material risk of loss" to the Deposit Insurance Fund (DIF).[1][3]

This materiality threshold represents a seismic shift in how federal examiners will evaluate financial institutions. Previously, examiners possessed broad discretion to issue severe supervisory criticisms for non-financial risks—such as theoretical weaknesses in a bank's internal policies, process documentation, or board reporting structures.[5][7]

Now, the agencies have explicitly directed their examination teams to prioritize material financial risks—capital adequacy, liquidity, and asset quality—over administrative or procedural flaws.[2]

The most immediate and tangible impact for bank compliance teams is the complete overhaul of how regulators issue Matters Requiring Attention (MRAs). MRAs are formal supervisory directives that require a bank's board of directors to implement a mandatory corrective action plan.[6]

Under the finalized framework, examiners can no longer use the MRA process as a catch-all for minor grievances. To issue an MRA, supervisors must demonstrate that the flagged issue meets the new, higher bar of posing a "more than speculative or merely possible" risk of material financial harm.[1]

For lesser issues—such as a poorly worded compliance manual or a technical violation that poses no threat to the bank's solvency—examiners are now instructed to use "supervisory observations." These observations serve as formal feedback but do not trigger the mandatory, board-level remediation plans that make MRAs so costly and time-consuming to resolve.[4][5]

The FDIC has already put this new philosophy into practice. In a statement accompanying the rule, FDIC Chair Travis Hill revealed that the agency conducted a comprehensive "lookback" review of all outstanding legacy supervisory criticisms.[1]

The results of that review were stark: the FDIC concluded that a "large majority" of its outstanding Matters Requiring Board Attention (MRBAs) and Supervisory Recommendations (SRs) failed to meet the new materiality standard and have been—or will be—closed out entirely.[1][5]

The rule also introduces a formal "tailoring" mandate, requiring the agencies to adjust their enforcement actions based on a bank's size, complexity, and risk profile. This establishes a significantly higher bar for taking enforcement actions against community banks compared to larger, systemically important institutions.[2][6]

The banking industry has universally praised the overhaul. The American Bankers Association noted that the formal definition brings "needed certainty to bank examination and supervision," allowing institutions to allocate their compliance resources toward actual financial risks rather than chasing examiner preferences.[4]

Legal scholars point out that the rule finally aligns agency practice with decades of federal case law. Historically, courts have consistently ruled that the statutory meaning of "unsafe or unsound" requires a likely threat to an institution's financial integrity, a standard the agencies have now formally adopted.[7]

However, the shift has not been without its critics. Some supervisory skeptics argue that the new materiality threshold could weaken oversight by preventing examiners from intervening early when they spot poor management practices that have not yet materialized into financial losses.[5]

The FDIC and OCC counter this by noting that the rule still allows for forward-looking supervision; examiners do not have to wait for a bank to actually lose money to issue an MRA, provided they can articulate a sound, objective reason why the current practices will likely lead to material harm if left uncorrected.[1][2]

Ultimately, the 2026 final rule forces a discipline on the regulatory apparatus that has been absent for years. By demanding objective facts and sound reasoning to justify formal enforcement actions, the OCC and FDIC are ensuring that bank supervision remains focused on its core mandate: preventing bank failures and protecting the Deposit Insurance Fund.[2][3]