The U.S. Securities and Exchange Commission has proposed new rules governing how registered investment advisers custody crypto assets, extending the Wall Street regulator's sweep of digital-asset safeguards to the advisory industry.

The proposal, reported by Reuters, targets a gap between the way advisers hold traditional securities and the way they hold client crypto. It forms part of a broader SEC agenda that has already reshaped custody standards across the funds industry, and it lands on advisers who have added digital-asset exposure to client portfolios without a dedicated custody framework.

What does the proposal cover?

At its core, the rulemaking addresses who may hold crypto assets on behalf of advisers' clients and under what conditions. The SEC has signaled that the custody of digital assets presents risks distinct from those of conventional securities — including the possibility that a custodian commingles client assets, fails to segregate holdings, or loses private keys outright.

The regulatory logic follows a string of collapses in the crypto intermediation sector, where client assets held at trading and lending platforms proved unrecoverable in insolvency proceedings. Advisers relying on such platforms faced questions about whether those arrangements satisfied existing custody obligations written for a pre-crypto market structure.

For registered investment advisers, custody is not optional. The current regime already restricts advisers to holding client funds and securities with qualified custodians. The proposed rules work through how that standard applies to crypto assets that may not fit the definition of a "security" or a "fund," and whether crypto-specific conditions should attach.

Who feels the operational impact?

Three groups face direct consequences if the proposal is adopted:

• Registered investment advisers with digital-asset allocations in client accounts, who may need to migrate holdings to compliant custodians or unwind positions held at non-qualified venues;
• Custody providers, for whom qualification standards effectively determine which firms can serve the advisory channel — and which cannot;
• Crypto platforms offering trading and custody together, whose business models depend on advisers being able to route client assets through integrated venues.

The proposal also touches the qualified-custodian question that has divided state and federal regulators. Banks and trust companies have historically qualified, while the status of crypto-native custodians has been contested. A rule that clarifies — or narrows — the set of acceptable custodians would redraw the map for institutional crypto custody in the United States.

How does this fit the wider enforcement picture?

The custody proposal sits alongside a wave of SEC enforcement actions against crypto exchanges, lending platforms and token issuers. Chairman Gary Gensler has repeatedly argued that most crypto intermediaries should expect to operate within existing securities frameworks rather than await bespoke legislation.

For the advisory industry, the rulemaking converts that posture into prospective regulation. Rather than litigating custody failures after client losses, the SEC is attempting to specify the conditions that prevent them: segregation, independent custody, and demonstrable control over the assets themselves.

Compliance costs will concentrate on smaller advisers. Large firms already maintain custody relationships with regulated institutions and can absorb due-diligence and migration expenses. Boutique advisers serving crypto-focused clients may find the qualified-custodian pool too shallow to support their strategies, forcing consolidation or exit from digital-asset management.

What happens next?

The proposal now enters the public comment process, during which industry participants, custodians and investor-protection groups can submit responses before the SEC votes on a final rule. Adoption typically follows months after the comment window closes, and legal challenges remain possible once a final rule takes effect.

Advisers should treat the proposal as a planning deadline. Migrating client crypto positions between custodians is operationally delicate, and firms that wait for final adoption may face compressed timelines alongside every other market participant adjusting to the new regime at once.