A surprising number of contractors run their entire freelance operation through a personal checking account. Client payments come in, personal bills go out, everything mixed together. Tax season involves going through 12 months of statements trying to separate business from personal transactions.
This is the wrong approach. Here's exactly why, and how to fix it in an afternoon.
The Two Reasons to Separate
Reason 1: Audit protection.
The IRS takes commingling of personal and business funds as a signal that you're not running a real business. If you're ever audited, a dedicated business account with clean, categorized transactions is strong evidence that your deductions are legitimate. A personal account with business income scattered through it invites scrutiny.
When an auditor looks at your Schedule C and sees you claimed $18,000 in business expenses, the question is whether those expenses are real and business-related. A business account with a clear paper trail answers that question. A personal account with everything mixed together raises more questions than it answers.
Reason 2: LLC liability protection.
If you operate as an LLC, you probably formed it for liability protection — specifically, to shield your personal assets from business debts and lawsuits. That protection is called the corporate veil.
Courts can pierce the corporate veil — meaning they can hold you personally liable — when you've treated the business as if it didn't exist as a separate entity. One of the most common ways to do this is commingling personal and business finances. Using a personal account for business transactions is evidence that you and the LLC are the same thing, which defeats the whole point of forming one.
A business bank account is the baseline requirement for maintaining legal separation between you and your business.
What to Look For
Not all business accounts are worth opening. Key features:
- No monthly fees (or fees waivable with a minimum balance you'll actually maintain)
- FDIC insured — non-negotiable
- Easy ACH transfers — you'll be moving money between business and personal regularly
- Wire capabilities — for larger contractor payments
- Zelle or instant transfer support — some clients prefer it
- Decent mobile app and online banking
You don't need extensive credit products or a relationship banker. Most contractors need a checking account that works reliably and doesn't charge monthly fees.
The Best Options for Contractors
Mercury (digital, recommended for most): No fees, no minimums, clean interface, excellent API for accounting integrations. FDIC insured via partner banks. Designed for businesses, not consumers. Opens in about 10 minutes online. The only downside: no cash deposits, no physical branches.
Relay: Similar to Mercury, slightly better cash management features (multiple "envelopes" for different expense categories). Useful if you want to automatically allocate a percentage to taxes the moment income arrives.
Bluevine: Business checking with interest on balances (rate varies). Good option if you carry a significant cash balance and want it to earn something. No fees with minimum activity.
Traditional banks (Chase, Bank of America, Wells Fargo): More friction to open, monthly fees (often waivable), but useful if you need physical branches, cash deposits, or tight integration with existing banking relationships. Chase Business Complete Checking is a common choice — $15/month, waivable with $2,000 minimum balance or $2,000 in monthly transactions.
Credit unions: Worth considering if you're already a member. Often lower fees, but features vary significantly.
For most contractors without cash deposit needs, Mercury is the default.
How to Open One as a Sole Prop
You don't need an LLC to have a business bank account. As a sole proprietor, you can open one using:
- Your Social Security Number (some banks)
- An Employer Identification Number (EIN) — free from the IRS at irs.gov, takes about 5 minutes online
You'll also need:
- Business name (your legal name or a DBA if you operate under a different name)
- Business address (your home address is fine)
If you have an LLC, you'll need your EIN and your Articles of Organization (the document your state issued when you formed the LLC).
Most digital banks process the application in under 24 hours. Mercury and Relay typically open within a business day.
The Setup Takes Less Than an Hour
- Get your EIN if you don't have one: irs.gov/businesses/small-businesses-self-employed/apply-for-an-employer-identification-number-ein-online (5 minutes)
- Choose a bank and complete the online application (10–20 minutes)
- Deposit a small opening balance
- Update your invoicing tool to send client payments to the new account
- Set up a monthly transfer to personal for your "salary"
That's it. You now have clean separation between business and personal money, which makes bookkeeping, taxes, and any future audit dramatically simpler.
Once your business finances are organized, the Earn credits section offers financial brand content that can unlock tools and resources — including offers from some of the banking providers above.