Most people think of an HSA as a healthcare spending account that earns a little interest. That significantly undersells what a Self-Directed HSA can actually do. In 2026, a properly structured Self-Directed HSA can hold real estate, private notes, private funds, digital assets, precious metals, and publicly traded stocks and ETFs, all growing tax-free inside an account originally designed for medical expenses.

HSAs have no approved asset list. What the IRS cares about is use, control, and personal benefit. Those three factors govern every investment decision inside the account.

How Self-Directed HSA Rules Work in 2026

Health Savings Accounts follow a narrower purpose than IRAs. The account exists to pay or reimburse qualified medical expenses, even though investment growth remains tax advantaged. That purpose shapes every compliance question.

The IRS focuses on outcomes. If funds benefit you outside of qualified medical expenses, penalties apply. HSAs do not publish an official approved asset list. They operate under transaction rules instead. That means compliance depends less on what you invest in and more on how income is used, how expenses are handled, and when distributions occur.

What a Self-Directed HSA Can Invest In

Broadly, a Self-Directed HSA can invest in public securities including stocks and ETFs, private funds, certain real estate structures, notes and private lending, precious metals, and digital assets depending on custodian support.

HSA compliance varies by asset type because each one affects use, tracking, and distributions differently. The sections below break down what that looks like in practice.

Real Estate

Real estate is one of the more complex assets to hold inside an HSA, not because it is prohibited, but because proper execution of ownership, expense payment, and income retention all have to be handled precisely.

Properties cannot be used personally by the account holder. Expenses must be paid directly from the HSA. Income must remain inside the account. And distributions must still align with qualified medical expenses regardless of what the property generates.

Unlike IRAs, HSAs introduce timing sensitivity that investors often underestimate. Rental income may grow tax-free inside the account, but it does not change the rules governing how and when distributions can be taken. Real estate compliance depends on consistent handling of payments and records throughout the life of the investment.

Private Notes and Lending

Private notes are operationally one of the cleaner assets to hold inside an HSA. There is no personal use risk, payment streams are predictable, income tracking is straightforward, and the structure does not require frequent expense reimbursements.

The compliance requirement is simple but non-negotiable: payments must route directly into the HSA to stay compliant. Where things get complicated is when payments arrive late or off schedule. At that point, custodian tracking quality becomes a real differentiator. A custodian without loan-specific workflows will struggle to keep records clean when a payment does not arrive on time.

Private Funds and Syndications

Private funds work inside an HSA when documentation supports compliant distributions tied to medical expenses. The extended holding periods typical of private equity and syndications are compatible with HSA rules. The liquidity mismatch is where investors need to plan carefully.

Capital calls must come from the HSA. Distributions remain inside the account. Valuations may be infrequent. And liquidity events can arrive at times that do not align with your medical expense needs.

Private funds work best inside an HSA when medical expenses are reasonably predictable, other cash sources exist to cover unexpected costs, and the HSA is part of a broader financial plan rather than the only source of liquidity for healthcare.

Crypto and Digital Assets

Crypto investments remain compliant inside an HSA when custodial controls around wallets, valuation, and reporting are properly maintained. Growth alone does not change how funds may be used. The same distribution rules that apply to every other HSA asset apply to crypto.

The practical considerations are wallet custody structure, valuation reporting consistency, token support limitations by custodian, and distribution documentation. Custodian platforms differ significantly in how they handle valuations and transaction records, which directly affects reporting complexity and audit readiness.

Precious Metals

Precious metals are one of the more straightforward alternative assets to hold inside a Self-Directed HSA. IRS-approved metals include certain gold, silver, platinum, and palladium coins and bars that meet purity standards. The compliance requirements are clean: the metals must be held by a qualified custodian, not personally by the account holder, and all purchases and sales must flow through the HSA.

The primary risk with precious metals is custody. Physical metals cannot sit in your home safe or a personally controlled storage facility. They must be held at an approved depository. Violating that requirement constitutes personal use and triggers a prohibited transaction. Beyond custody, precious metals are straightforward assets inside an HSA. There are no capital calls, no ongoing expense payments, and no income streams to track.

Stocks, ETFs, and Real-Time Trading

Most HSA investors who want exposure to public markets are limited to a narrow menu of mutual funds through their bank or insurer. IRA Financial’s platform powered by Interactive Brokers changes that. Through our platform, HSA holders can trade stocks, ETFs, and bonds in real time inside their Self-Directed HSA, the same account that holds their alternative assets.

That combination is genuinely rare. IRA Financial is one of the only providers that offers real-time stock and ETF trading alongside alternative investments inside a single HSA. Every trade happens within the HSA’s tax-free wrapper, which means stock gains, dividends, and alternative asset income all compound without annual tax drag.

For HSA investors who want a diversified portfolio rather than a single-asset strategy, this capability closes the gap between the flexibility a self-directed structure offers and the convenience of a traditional brokerage account.

Asset-by-Asset Allowance and Risk Overview

HSA Prohibited Transactions That Catch Investors Off Guard

Transactions become prohibited when they provide personal benefit or involve improper timing of distributions. The triggers I see most often are paying non-medical expenses from the account, reimbursing yourself without documentation, using HSA assets personally in any way, mixing personal and HSA funds, and taking distributions before qualified expenses occur.

Each issue ties back to use. The IRS is strict on that point, and the penalties for a prohibited transaction inside an HSA are significant. A single violation can disqualify the entire account.

How to Match Assets to an HSA in 2026

Investors who hold notes or funds inside an HSA tend to find the ongoing compliance simpler than real estate or other assets requiring frequent expense payments. Simple structures with predictable cash flows create fewer documentation demands over time.

Regardless of asset type, strong records linking every distribution to documented medical expenses are essential. Complex assets tend to fit more cleanly inside an HSA when the investor has other liquidity available and is not relying on the account for near-term healthcare spending. That is not a rule, but it is a pattern worth understanding before committing to a long-duration illiquid investment inside the account.

Final Thoughts

A Self-Directed HSA supports more asset types than most investors expect. Compliance depends on use, control, and documentation, not on how creative the investment strategy is. The accounts that stay powerful over time are the ones where every distribution is documented, every asset is properly titled, and the account holder understands that the flexibility comes with real responsibility.

In 2026, disciplined structure is what keeps a Self-Directed HSA both productive and penalty-free.