Investing Through a Self-Directed IRA

Most Americans' largest pool of investable capital isn't in their bank account — it's in retirement accounts, locked by default into stocks, bonds, and funds. What surprisingly few investors know: the tax code has always allowed IRAs to hold real estate, private notes, and other alternative assets. The limitation was never the law; it was that mainstream brokerages don't offer it. A self-directed IRA (SDIRA) is simply an IRA at a custodian who does. For income-producing assets like secured notes, the pairing is unusually powerful — high fixed yields compounding inside a tax-advantaged wrapper.

The compounding arithmetic

Taxable note interest is ordinary income: a 12% yield for an investor in a combined 30% bracket nets 8.4%, and the tax drag compounds against you every year. Inside a traditional SDIRA, the full 12% compounds untaxed until withdrawal; inside a Roth, it compounds and comes out tax-free. The long-run difference is not subtle: $100,000 compounding at 12% for twenty years grows to roughly $965,000 untaxed, versus about $500,000 at the after-tax 8.4%. Nearly double, from the same notes with the same risk — the entire difference is the wrapper.

How it works, mechanically

• —Open an account at a self-directed custodian (established names include Equity Trust, Entrust, Directed IRA, and others) — traditional, Roth, SEP, or a solo 401(k) if you're self-employed.
• —Fund it by transfer or rollover from an existing IRA or old employer 401(k) — a routine, non-taxable process the custodian handles.
• —Direct the investment: you identify the note, and the custodian papers it. Documents are drawn in the account's name — e.g., 'XYZ Trust Company FBO Jane Smith IRA' — and the custodian signs and wires.
• —Payments flow back to the account: monthly interest lands in the IRA, not your pocket, and is available to reinvest in the next note.
• —The custodian keeps records and files IRS reporting; you direct, they administer.

The practical adjustment for lenders used to investing personally: the IRA is the lender, not you. Your name appears nowhere on the note. The deed of trust names the account. This feels strange exactly once, and then becomes the most natural thing in the world — your retirement account holding a recorded lien on a real house in Michigan instead of its fourteenth index fund.

The rules that actually matter

Self-direction comes with bright lines, and they're worth knowing cold. The prohibited transaction rules bar your IRA from dealing with 'disqualified persons' — chiefly you, your spouse, your parents, your children, and entities they control. Your IRA cannot lend to your own LLC, buy a house from your brother, or pay you a fee for finding the deal. Violations can disqualify the entire account — every dollar deemed distributed and taxable. The good news: lending to an unrelated operator, secured by property you have no personal stake in, sits comfortably on the safe side of every line. It is among the cleanest SDIRA transactions there is. When in doubt about an edge case, the custodian and a tax professional are the arbiters — never the operator, and never this article.

The IRA is the lender, not you. Your retirement account holds the lien, collects the interest, and compounds it — untaxed — into the next deal.

Two technical notes: UBIT and liquidity

Two topics your CPA may raise, answered plainly. First, UBIT/UDFI — taxes that apply when an IRA runs an operating business or uses debt financing inside the account. Straightforward note lending is passive investment income and generally doesn't trigger them; it's one of the reasons notes fit IRAs better than some real estate structures do. Second, liquidity: retirement accounts have required-distribution timelines, and private notes are illiquid until maturity. Match durations sensibly — a 24-month note is a comfortable fit for an account with decades of runway, less so for one making distributions next year.

What it costs and how long it takes

Custodial fees run a few hundred dollars a year — flat or asset-based depending on the custodian — plus small transaction fees per investment. On a five-figure note yielding 12%+, fees are noise. Setup takes days; rollovers take one to three weeks depending on the surrendering institution's enthusiasm. The sequence that works: open the account and start the rollover first, then evaluate deals while the money moves — so the account is funded when the right note appears, not six weeks after it's gone.

For lenders who plan to do this more than once, the SDIRA is less a tactic than an engine: fund a note, collect interest into the account, roll matured principal and accumulated interest into the next note, repeat. Each cycle compounds untaxed. Twenty years of that, at these yields, is how quiet fortunes get built — one recorded lien at a time.