Why It Matters
If you want to buy real estate with retirement money, you need an SDIRA custodian. They hold title to every property your IRA owns, process every transaction, and file IRS reports. The trade-off is speed: every purchase, sale, and expense payment runs through the custodian, adding 3-7 business days per transaction. Fees run $200-$500/year plus $50-$100 per transaction. The biggest mistake is picking a custodian that doesn't support real estate or charges excessive fees that silently eat your returns.
At a Glance
- What it is: An IRS-authorized firm that holds your IRA assets and processes transactions
- Why you need one: Without a self-directed custodian, you can't buy real estate with IRA funds
- Annual fees: $200-$500 (flat) or 0.15%-0.50% of assets (asset-based)
- Transaction fees: $50-$100 per buy, sell, or distribution
- Processing time: 3-7 business days per transaction
- Major players: Equity Trust, Entrust, Millennium Trust, Madison Trust, Alto IRA
How It Works
How the custodian fits into the chain. Your SDIRA custodian is the legal holder of every asset your IRA owns. When you buy a rental property, the deed reads "Equity Trust Company FBO Jane Smith IRA" — the custodian's name, for the benefit of your IRA. You don't personally own the property. The IRA does, through the custodian.
The transaction flow. You find a deal and send a "Direction of Investment" form to your custodian. They review it (one to three business days), issue funds or sign documents (another one to three days), and closing happens with the custodian as the IRA's representative. Rental income flows back into your IRA. Every expense — property taxes, insurance, repairs — gets paid from IRA funds through the custodian. Personal funds never touch IRA property.
Fees add up faster than you'd think. Flat-fee custodians charge $200-$500/year regardless of account size. Asset-based custodians charge 0.15%-0.50% of your balance — a $400,000 IRA at 0.35% costs $1,400/year. Add $50-$100 per transaction for contractor payments, insurance, and tax disbursements. Over a 10-year hold, the difference between fee models on a $400K account exceeds $10,000.
What they won't do. Custodians don't give investment advice or screen for prohibited transactions. If you buy property from your brother, the custodian will process it. When the IRS catches it, your entire IRA gets disqualified — and the custodian has zero liability. Compliance is on you.
Real-World Example
You have $180,000 in a traditional IRA at Fidelity. You want to buy a $140,000 duplex producing $1,800/month in gross rent. Fidelity doesn't allow real estate, so you roll the funds into an SDIRA at Equity Trust — the rollover isn't taxable.
You submit your Direction of Investment form on Monday. Equity Trust reviews and issues funds by Thursday. Closing happens the following Monday — seven business days. The title reads "Equity Trust Company FBO Your Name IRA."
The duplex collects $21,600/year in gross rent. After property taxes, insurance, management, and a 5% vacancy factor, your NOI lands around $12,000/year — flowing back into your IRA tax-deferred. In a taxable account at the 24% bracket, you'd keep $9,120. Inside the IRA, you keep the full $12,000. That's $2,880/year in tax savings, or $57,600 over 20 years before compounding.
Your custodian fee is $300/year flat, plus roughly $400 in transaction fees. Total cost: $700/year, or 5.8% of your passive income. Not free — but the tax deferral more than covers it.
Pros & Cons
- Opens the door to buying real estate, notes, and tax liens with IRA funds that standard brokerages won't allow
- Tax-sheltered growth: rental income stays tax-deferred (traditional) or tax-free (Roth)
- IRS compliance support: custodians file Form 5498, 1099-R, and annual fair market value statements
- Asset separation: IRA assets stay legally distinct from your personal finances
- Rollover flexibility: consolidate old 401(k)s, 403(b)s, and IRAs into one self-directed account
- Transaction delays of 3-7 business days kill time-sensitive deals like auctions and wholesaler opportunities
- Fees of $200-$500/year plus $50-$100 per transaction erode returns on smaller accounts
- No investment advice — the custodian processes whatever you direct, including bad deals
- No prohibited transaction screening — compliance mistakes that disqualify your entire IRA are on you
- Asset-based fee models get expensive fast: 0.35% on a $500K IRA is $1,750/year versus $300 flat
Watch Out
Pick the wrong fee model and you'll bleed money for years. If you're scaling to $500K+, make sure you're not on an asset-based schedule — 0.35% on $500K is $1,750/year, versus $300 flat. Over a decade, that's $14,500 in unnecessary fees reducing your cash-on-cash return.
The custodian delay can cost you deals. A seven-day processing window means you can't compete on auctions or wholesaler deals with 48-hour deadlines. If speed matters, look into a Checkbook IRA — it adds an LLC layer giving you direct signing authority, bypassing the custodian for individual transactions.
Refinancing inside an SDIRA triggers extra tax. The custodian must sign all loan documents, and leveraged income triggers UBIT (Unrelated Business Income Tax). The portion of rental income attributable to the mortgage becomes taxable — partially defeating the tax shelter advantage.
Ask an Investor
The Takeaway
An SDIRA custodian is the gatekeeper between your retirement funds and real estate. Without one, you can't buy property with IRA dollars. The right custodian — flat fees, fast processing, RE experience — costs $300-$700/year and unlocks tax-sheltered passive income that compounds for decades. The wrong one charges asset-based fees that quietly drain thousands and takes weeks to process transactions. Compare at least three custodians' fee schedules for your account size, and never assume they're watching out for prohibited transactions. That job is yours alone.