Millionaires protect their money in banks by layering three kinds of defenses: federal deposit insurance stacked across ownership categories and multiple banks, legal structures like business entities and irrevocable trusts that separate the cash from personal legal exposure, and private banking controls that make unauthorized transfers much harder to pull off. No one of these strategies covers every risk, which is why people with real money in the bank use several of them at once.
Stacking FDIC Coverage at One Bank
The Federal Deposit Insurance Corporation insures deposits up to $250,000 per depositor, per insured bank, for each ownership category.1eCFR. Part 330 Deposit Insurance Coverage Credit unions offer the same $250,000 guarantee through the National Credit Union Share Insurance Fund. The phrase that does the work is “each ownership category.” The FDIC treats single accounts, joint accounts, revocable trust accounts, certain retirement accounts, and business entity accounts as separate buckets, each with its own $250,000 limit.2FDIC. Understanding Deposit Insurance Stack enough categories and a single bank can insure well over a million dollars.
A married couple with no children, at one bank, can reach $1,500,000 in insured deposits this way:
- Husband’s individual account: $250,000
- Wife’s individual account: $250,000
- Joint account: $500,000 ($250,000 per co-owner)
- Husband’s revocable trust naming wife as beneficiary: $250,000
- Wife’s revocable trust naming husband as beneficiary: $250,000
Add beneficiaries and coverage climbs. The FDIC insures revocable trust deposits at $250,000 per beneficiary per trust owner, up to a maximum of five beneficiaries, or $1,250,000 per owner.3FDIC. Trust Accounts A married couple with three children, using a formal revocable trust that names those children as beneficiaries along with individual, joint, and retirement accounts, can reach $3,500,000 in total coverage at one institution.4FDIC. Your Insured Deposits
Account titling matters more than people realize. If a revocable trust account isn’t properly documented with named beneficiaries, the FDIC may treat it as a single-ownership deposit and the expanded coverage disappears at the moment of a bank failure. Most banks offer compliance tools that let you verify your insurance status, but the burden of correct titling sits with the account holder.
Spreading Cash Across Multiple Banks Automatically
Once liquid cash exceeds what ownership-category stacking can cover at one bank, the next move is to spread deposits across many banks without the hassle of opening and tracking dozens of accounts. Deposit placement services handle that automatically. The two common programs are the Certificate of Deposit Account Registry Service (CDARS) and the Insured Cash Sweep (ICS), both operated by IntraFi Network. You deposit funds at one custodian bank, and the service breaks them into increments under $250,000 and distributes them to other banks in the network. Every slice stays below the FDIC limit, so the full balance remains insured.
ICS places funds in money market deposit accounts at network banks, keeping liquidity similar to a regular savings or money market account. CDARS places funds in certificates of deposit with fixed maturity dates. Either way, you deal with one bank, get one consolidated statement, and never juggle the paperwork. For someone sitting on $5 million or $20 million in cash, this is the standard solution.
The tradeoff is yield. The custodian bank takes a spread on the interest earned at the receiving banks, so the posted rate tends to run below what you could negotiate directly with each bank on a jumbo deposit. When capital preservation and insurance are the point rather than squeezing out basis points, the convenience usually earns its cost.
Holding Accounts Through Business Entities
LLCs, corporations, and partnerships add another layer of FDIC coverage and a liability wall between personal and business assets. The FDIC treats deposits owned by a business entity as a separate ownership category, insured up to $250,000 at each bank, independent of the owners’ personal deposits.5Federal Deposit Insurance Corporation. Your Insured Deposits Hold cash in three different LLCs plus personal accounts at the same bank, and each entity and your personal deposits each carry their own $250,000.
The liability side is often the bigger reason people use entities. The corporate veil means a lawsuit against one entity shouldn’t reach the cash held by another entity or by you personally. That’s the logic behind using separate holding companies for different asset classes: real estate in one LLC, operating income in another, liquid reserves in a third. A judgment against one entity leaves the others walled off.
Commingling Breaks the Protection
The corporate veil only holds if the entity is treated as genuinely separate. Courts regularly pierce the veil when an owner has used the business account as a personal piggy bank. Paying a personal mortgage out of a company checking account, depositing a check payable to the corporation into a personal account, or running household subscriptions through the business can each give a court enough reason to disregard the entity and let creditors reach its assets.
Keeping the protection means keeping entity bank accounts strictly separate, holding whatever meetings the entity type requires, and documenting transactions between you and the entity at arm’s length. Each LLC also carries annual maintenance costs that vary by state, from nothing in a few states to several hundred dollars in filing fees and franchise taxes. The paperwork is real, but small relative to the liability exposure it prevents.
Using Irrevocable Trusts to Block Lawsuit Creditors
Deposit insurance guards against bank failure. Entities add a liability wall around business operations. Irrevocable trusts tackle a different threat: a personal lawsuit, a judgment, or another legal claim aimed at you. When cash moves into an irrevocable trust, legal ownership moves with it. An independent trustee manages the funds under the trust document, the assets belong to the trust, and a plaintiff who wins a personal judgment against you generally cannot reach them.
Most irrevocable trusts used for asset protection include a spendthrift clause, which blocks both beneficiaries and their creditors from touching trust principal directly. The trustee controls distributions, and outside parties can’t attach a lien to assets still inside the trust. Spendthrift protection isn’t absolute everywhere. Some states carve out exceptions for child support, IRS tax debts, and certain other claims. How strong the shield is depends on where the trust is established and how the document is drafted.
Domestic Asset Protection Trusts Depend on State Law
A Domestic Asset Protection Trust is a specialized irrevocable trust that lets you be both the person who creates the trust and a beneficiary of it, while still shielding the assets from your own creditors. Not every state allows this. Roughly 14 states currently authorize DAPTs, including Nevada, South Dakota, Delaware, Alaska, and Wyoming. Residents of other states sometimes try to establish the trust in a DAPT-friendly state by using a trustee located there, but whether a home-state court will respect that arrangement remains an open legal question.
Even in states that permit DAPTs, protection isn’t immediate. Each state imposes a waiting period before the trust becomes effective against creditors, typically running two to four years. A creditor whose claim predates the funding, or arises shortly after, can challenge the transfer and potentially claw the assets back.
Timing Is Everything — Fraudulent Transfer Rules
The single most important factor in whether an irrevocable trust will actually protect your money is when you funded it. Under the Uniform Voidable Transactions Act, which most states have adopted in some form, creditors can challenge asset transfers made with intent to hinder or defraud them. The general lookback for intentional fraud is four years from the transfer. For transfers where you didn’t receive equivalent value in return and were insolvent at the time, creditors have two years to challenge.
Courts weigh “badges of fraud” to infer intent, including whether litigation was active or threatened at the time of the transfer, whether you moved substantially all your assets, and whether you concealed what you did. A trust funded as part of a long-standing estate plan years before any dispute stands on solid ground. A trust funded one month after a divorce filing is the textbook case of a fraudulent conveyance.
The Tax Price of Funding a Trust
Funding an irrevocable trust is a completed gift for federal tax purposes. If the transfer exceeds the annual gift tax exclusion ($19,000 per recipient in 2026), the excess counts against your lifetime gift and estate tax exemption. For 2026, that lifetime exemption is $15,000,000.6Internal Revenue Service. Whats New – Estate and Gift Tax Every dollar spent against the lifetime exemption is a dollar unavailable to shelter your estate at death. For people with $10 million or more in total assets, this ripples through the whole estate plan.
Once the trust is funded, its income is taxed at trust rates, which are sharply compressed. In 2026, a trust hits the top 37% federal bracket at just $16,000 of taxable income. A trust holding $1 million in interest-bearing accounts could owe the maximum federal rate on nearly all its earnings. Trusts earning more than $600 in gross income must file Form 1041 annually.7Internal Revenue Service. 2025 Instructions for Form 1041 and Schedules A, B, G, J, and K-1 Setup typically runs $5,000 to $10,000 or more, and annual return preparation runs $1,500 to $6,500.
None of this means irrevocable trusts are a bad idea. It means they need to be set up years before you need them, with a clear estate-planning purpose, not as an emergency escape hatch.
Private Banking Controls Against Fraud
The strategies above protect against institutional failures and legal claims. Private banking addresses a different category: operational security. A balance in the millions is a target for wire fraud, social engineering, and unauthorized transactions. Private banking divisions put human review on top of automated systems to make it harder for anyone to move your money without your direct involvement.
The core security feature is a dedicated relationship manager who knows you personally and reviews high-value transactions by hand. Wire transfers and ACH withdrawals above set thresholds require multi-factor authentication and verbal confirmation with the account holder, not an email approval that a scammer could intercept. Banks also deploy treasury management tools like positive pay, which requires you to pre-authorize every check or electronic payment. A check that doesn’t match your pre-approved list is rejected automatically.
Access generally requires a minimum of $1 million in investable assets, with some institutions setting the bar higher. Treasury management fees run modestly on a per-item basis, often pennies per transaction plus a monthly maintenance charge. The larger cost of private banking is the relationship: lower interest rates on deposits, management fees on invested assets, or minimum balances that tie up liquidity. For someone with eight figures in cash, the security premium is trivial next to the exposure. For someone with $1 million to $2 million, the math is closer, and strong personal cybersecurity habits combined with standard fraud protections may do most of the work.
How the Layers Fit Together
No single method covers every risk. FDIC insurance handles bank insolvency and does nothing against a lawsuit. An irrevocable trust shields assets from creditors and offers no help if a bank fails. Private banking security stops unauthorized transactions and won’t rescue you from an insolvent institution. People at the top of the wealth scale combine all of the above: maximize FDIC coverage through ownership categories, use deposit placement services for cash beyond those limits, hold accounts through entities for both insurance and liability separation, fund irrevocable trusts well in advance of any legal threat, and bank with institutions that provide dedicated security oversight.
What ties the whole structure together is lead time. Entity formalities have to be maintained continuously. Trusts have to be funded years before creditors appear. FDIC ownership categories have to be titled correctly before a bank fails, not after. The cost of the structure, including legal fees, annual filings, tax preparation, and slightly reduced deposit yields, is predictable. The cost of not having it in place when something goes wrong is not.