Sole proprietors can legally run a business through a personal bank account. Limited liability companies (LLCs) and corporations need to keep company money separate from personal money because their liability protection depends on that separation.

The law doesn’t require you to separate personal and business finances. Sixty-four percent of nonemployer firms in the US report using the owner’s personal funds to address financial challenges. However, using the same account for personal and business transactions slows down bookkeeping and tax prep, so your accountant, lender, or auditor will likely ask you to separate accounts.

Below, we’ll discuss the different features and legal protection of a personal account vs. business account, what happens when you use a personal account for business, and the signs that it’s time to open a dedicated business account.

Key takeaways

• Sole proprietors can use a personal account for business, but limited liability companies (LLCs) and corporations need a separate account to preserve their liability protection.

• Mixing personal and business money can weaken liability protection and make tax filing, bookkeeping, and audits harder to manage.

• Forming a limited liability company (LLC), hiring an employee, or taking on a loan are signs it’s time to open a dedicated business account.

What’s the difference between a business bank account and a personal bank account?

A personal account is tied to you as an individual, opened with your Social Security number (SSN), and built around everyday spending. A business account is tied to a business, and its structure will determine the documents a bank might request when opening a dedicated business account.

Sole proprietors can open a business bank account with an Employer Identification Number (EIN) or with an SSN, plus a “doing business as” filing. LLCs and corporations typically need formation documents, an EIN confirmation letter, and their corporate bylaws or operating agreement. An account opened in the name of an LLC or corporation creates a documented separation between the entity’s money and yours, which can matter if the business gets sued or can’t pay its debts.

Here are some functional differences between business and personal accounts:

• Transaction limits: Business accounts often allow higher deposit volumes and more monthly transactions.

• Payee name: A check made out to your business name likely can’t be deposited into a personal account.

• Multiple users: Business accounts let you add employees, partners, or a bookkeeper as authorized users.

• Reporting: Business statements are built to import cleanly into accounting software, which can cut down on manual entry when you reconcile.

Can you legally use a personal bank account for business?

If you’re a sole proprietor, you can use a personal account for business. Legally, there’s no distinction between you and your business, so running income and expenses through your personal checking account doesn’t break any rule. Many freelancers and side-hustle owners operate this way for years without issue.

The calculation changes when you form an LLC or corporation. That entity exists specifically to separate your personal assets from business liabilities, and that separation depends on treating the business as genuinely distinct, including where its money lives. If you route business income through your personal account, you can weaken the case that the entity is truly separate. If the business ever faces a lawsuit or can’t cover its debts, a court can decide to “pierce the corporate veil” and hold you personally responsible.

Beyond legal implications, using a personal account for business creates the following practical problems:

• Tax exposure: If you’re audited, you’ll likely need to prove which transactions were business expenses. Doing that from an account that also pays for groceries and a mortgage is slow and can be hard to defend.

• Financing delays: Lenders often review business bank statements to gauge cash flow. Mixed transactions make that picture hard to read.

• Unreliable reporting: Profit and spending numbers are more accurate when personal transactions aren’t mixed in.

How does separating business and personal bank accounts simplify accounting and taxes?

A dedicated account makes bookkeeping simple: every line on the bank statement corresponds to a business transaction in your books. The opposite is true when you’re working from an account that mixes personal and business transactions. Accountants working from a mixed account might ask you to explain individual transactions or reconstruct the split themselves. Accounting software will also struggle to auto-categorize transactions, and it’ll be harder to show a paper trail of business transactions in the event of an audit. When you’re filing taxes, it’s harder to demonstrate that every deduction on a Schedule C or business tax return traces back to a business expense if you’re not working from a dedicated account.

When money does need to go toward personal expenses, it’s much better to transfer that money from the business account to a personal account as a draw or distribution. Personal spending should never come directly from a business account.

When should you switch from a personal bank account to a business bank account?

You should transition from a personal bank account to a business bank account as soon as you notice any of these signals. Each can be reason enough to make the switch:

• You’ve formed an LLC or corporation: The legal separation can be easier to defend when your banking matches it, even if revenue is still small.

• Revenue has picked up: Once business deposits are regular enough to clutter your personal statement, it’s time to move them elsewhere.

• You’re hiring your first employee: You’ll need an EIN, and payroll needs reliable funding. A dedicated account keeps wages and withheld taxes apart from personal spending.

• You’ve taken on a loan or line of credit: Lenders might ask for business bank statements, and many want proof of a business checking account.

• You’re bringing on a partner or investor: They need to see the business’s actual cash position, not a filtered version of your personal statement.

• You’re accepting payments online: Payouts from a payment provider such as Stripe go to a bank account you connect. A dedicated account keeps those deposits easy to reconcile.

Stripe Treasury lets platforms embed financial accounts directly into their products, so sellers and contractors on platforms or marketplaces can hold and move funds without leaving the platform. These types of embedded account options can make the transition from personal to business banking easier by removing some of the traditional administrative barriers.

How Stripe Treasury can help

Stripe Treasury brings payments and finances together on Stripe, so businesses can receive, store, send, and spend funds in one place. It’s built for startups and growing businesses that want to move money faster and spend less time managing financial operations. Platforms, marketplaces, and fintechs can also offer financial services to their users with Treasury for platforms.

Treasury can help you:

• Simplify your financial operations: Manage money, payments, card spend, payouts, and more from the Stripe Dashboard.

• Move money faster: Access settled Stripe earnings right away and send instant transfers to other businesses on Stripe without cost.

• Get more from your money: Earn cashback on card spend and Stripe fee credits on qualifying balances.

• Operate globally with ease: Hold balances in multiple currencies, convert only when needed, and send payouts to recipients in 160+ countries.

• Automate financial operations: Use agents to analyze cash flow and automate tasks such as paying invoices, moving money, and converting currencies within limits you set.

Learn more about how Stripe Treasury can help you manage your finances and payments in one place, or get started today.

Stripe Treasury includes various distinct Stripe products. See applicable product terms. Stripe is not a bank. Checking accounts are provided exclusively by Fifth Third Bank, National Association, Member FDIC. Deposits are insured through Fifth Third Bank.

FAQs about a business bank account vs. personal bank account