The SEC Just Proposed a New Crypto Custody Rule. Advisers Could Self-Custody in Narrow Cases

The SEC has proposed a crypto custody framework that could let investment advisers and regulated funds use more than the traditional qualified-custodian model — including self-custody in narrowly defined circumstances.

The proposal, approved on October 1, also points to state trust companies as another possible custody route. For U.S. clients, the practical issue is not whether the SEC has made self-custody broadly legal. It has not. The issue is whether a final rule could give advisers a clearer way to hold certain crypto assets when a suitable third-party custodian is unavailable.

That distinction matters. The document is a proposal, not a final regulation, and its scope is limited to crypto assets that are funds or securities under the relevant federal custody rules. It does not create a blanket permission for every token, wallet or investment product.

What the SEC is proposing

The SEC says its existing custody framework was built for a market in which traditional custodians were easier to identify and digital assets were not a central client demand. The October 1 proposal would amend custody rules under the Investment Advisers Act and the Investment Company Act.

Chairman Paul Atkins described the objective as providing a compliant pathway for advisers and funds that need to safeguard crypto assets. Commissioner Hester Peirce highlighted two specific changes: expanding the types of permitted custodians and allowing limited self-custody when no permitted custodian is available.

Under the approach described by Peirce, an adviser would first need to determine that no permitted custodian is available for the asset. That determination would not be a one-time escape hatch. The adviser would also have to revisit it quarterly while using self-custody.

The proposal therefore treats self-custody as a constrained fallback, not as a default operating model. Advisers would still need policies and procedures designed to protect client assets from theft, loss, misuse and misappropriation. The compliance burden would move partly inside the adviser rather than disappearing.

State trust companies enter the picture

The proposal would also recognize eligible state trust companies as potential custodians. Before engaging one, an adviser or regulated fund would need a reasonable basis, after due inquiry, to believe that the company is authorized by its state banking authority to provide crypto custody.

That assessment would not end at onboarding. Peirce’s statement says the adviser or fund would need to make the determination annually. The trust company would also need written policies and procedures addressing the safeguarding of crypto assets and related cash.

This could matter for assets that do not fit neatly into the technology or service offerings of large traditional custodians. It could also increase competition among firms offering regulated custody. But authorization alone would not make a provider safe, liquid or operationally suitable. Advisers would still have to perform due diligence and manage the risks of keys, settlement, governance and business continuity.

The scope is narrower than the headline

The SEC’s proposal does not say that every crypto asset must be placed under these rules. The proposing release distinguishes assets that are funds or securities from other crypto assets. For an adviser account, the proposed Advisers Act custody amendments would apply to crypto assets that are funds or securities. For a regulated fund, the Investment Company Act provisions would apply to crypto assets that are securities or similar investments.

That legal scope is easy to miss in a broad “crypto custody” headline. A change to the custody framework does not decide whether a particular asset is a security. It also does not resolve every question involving trading platforms, decentralized protocols, lending or payments.

The proposal sits inside a wider SEC effort to clarify how existing rules apply to digital markets. The Commission has separately discussed tokenized securities, broker-dealer activity and an innovation exemption. Those initiatives may interact in practice, but each has its own legal test and procedural status.

Why institutions will watch the comment process

For asset managers, the value of the proposal is predictability. A fund can have a strong demand case for digital-asset exposure and still be unable to launch or expand if it cannot demonstrate a custody arrangement that meets its obligations.

A broader set of eligible custodians could lower that operational barrier. Limited self-custody could help in unusual cases where a qualified provider does not support a particular asset or network. State trust companies could add a regulated middle ground between large financial institutions and specialized crypto firms.

The trade-off is that more flexibility can create more responsibility. A self-custody model puts key management, signing controls, incident response and recovery procedures under sharper scrutiny. If a key is lost or compromised, the fact that the adviser acted under a permitted framework would not restore the asset. Legal permission and operational resilience are separate questions.

The proposal also raises questions that comments will need to address: how should “no permitted custodian is available” be tested; what evidence should advisers retain; how should quarterly reviews work for rapidly changing networks; and what disclosures should clients receive about self-custody risk?

Those details could determine whether the new option is usable in practice or remains an exceptional path for a small group of assets.

What this means for U.S. crypto users

The immediate consequence is limited because the SEC has not finalized the rule. Advisers and funds cannot treat the proposal as a new authorization to change custody arrangements tomorrow. The Commission must consider public comments and could revise, narrow or abandon elements before adoption.

The longer-term consequence could be meaningful if the final framework gives regulated institutions more workable custody choices. That could support products holding tokenized securities or other eligible crypto assets, while making the responsibilities around asset protection more explicit.

It would not remove market risk, price volatility or the possibility of loss. It would also not turn a regulated custodian into a guarantee against fraud, hacking or operational failure. The reform, if finalized, would address a specific infrastructure problem: who may hold certain digital assets and under what controls.

For now, the most accurate reading is neither “the SEC approved crypto self-custody” nor “institutions can finally hold everything themselves.” The Commission proposed a conditional framework. The next important evidence will come from the text of the comments, the final rule and the implementation guidance that follows.

This article is for informational purposes only and is not investment advice.

Sources: SEC Chairman Paul Atkins statement on the crypto custody proposal; Commissioner Hester Peirce statement; SEC proposed rule release IA-7023.