Mortgages for Plumbers: How Self-Employed Pros Actually Qualify for a Home Loan

By Chris Kennedy | The Chris Kennedy Team | Sacramento, CA

Picture this. It is 9:47 on a Tuesday morning in Roseville. A plumber — call him Marcus — has already been on two jobs. One slab leak. One water heater swap. He has another five calls scheduled before dinner. His phone has not stopped ringing in three years.

On the way to job number three, he pulls into a bank parking lot to sign some paperwork on the home loan he applied for last week. He is buying a house in Folsom. Nothing crazy. Four bedrooms. Big enough for the kids and a shop in the back.

Twenty minutes later, he walks back out to his truck. Denied.

Marcus did $462,000 in revenue last year. He has been in business for eight years. His credit is in the 740s. And a guy in a tie just told him, with a completely straight face, that he does not make enough money to buy a $625,000 house.

If you are a plumber reading this, you have either lived this story or you know somebody who has. Here is what almost nobody bothers to explain — and what changes everything.

Plumbers Don't Have an Income Problem. They Have a Translation Problem.

Plumbing is one of the most cash-rich trades in America right now. Demand is through the roof, supply of qualified plumbers is shrinking every year, and the average ticket on jobs keeps climbing. If you own a plumbing business and you are even halfway competent, you are making real money.

The issue is not whether you make enough money. The issue is whether the bank knows how to count it.

Conventional underwriters are trained to look at one thing on a self-employed file: the bottom of your tax return. The number after every legal write-off your CPA could find. They take that number. They use it to qualify you. They call it a day.

That is not income calculation. That is a translation error — and it is costing plumbers across Sacramento, Elk Grove, Roseville, Folsom, and Granite Bay hundreds of thousands of dollars in lost buying power every single year.

The Tax-Return Trap (Why the Same Plumber Looks Like Two Different People)

Your CPA is doing exactly what you pay them to do. Make your taxable income as small as legally possible. That is the job.

So they write off:

•       The truck — and a second truck if you bought one

•       Tools, machines, jetters, cameras

•       Fuel, insurance, phone, software

•       Section 179 and bonus depreciation on big equipment

•       Home office, meals on the road, training, licenses

•       Health insurance, retirement contributions

By the time the dust settles on Schedule C, a plumber doing $462,000 in revenue might net $84,000 on paper.

The bank takes that $84,000 number and uses it to qualify you. So Marcus — who is actually pulling roughly $30,000 a month into the business — gets treated like a guy making $7,000 a month.

Same plumber. Same business. Same income. Two completely different mortgage outcomes, depending entirely on which loan program is being used to read his file.

Bank Statement Loans: A Better Way to Read a Plumber's Income

Bank statement loans are the single most important mortgage tool for self-employed plumbers, and most plumbers have never had one explained to them properly. Let's fix that.

Here is how it actually works:

•       We pull 12 or 24 months of business and/or personal bank statements

•       We look at deposits — the actual money customers paid you that hit your account

•       We apply an expense factor (typically 30 to 50 percent depending on the program) to account for the cost of running the business

•       What is left is your qualifying income

No tax returns. No K-1 dissection. No begging your accountant to amend last year's return. No stress about whether the truck write-off killed your DTI.

Just deposits. Real money. The way it actually shows up in the real world.

What This Looks Like for a Real Plumber

Let's run Marcus through the math.

On a 24-month bank statement loan, we pull two years of his business deposits. He averaged $38,500 a month. Across 24 months, that is $924,000 in gross deposits.

We apply a 50 percent expense factor — the most conservative scenario — and we get $19,250 a month in qualifying income. Annualized, that is $231,000.

Compare that to the $84,000 net from his tax return.

Same plumber. Same year. Same business. Roughly 2.75 times the qualifying income, which translates to somewhere between 2.5 and 3 times the buying power, depending on debts and credit.

Marcus does not need to make more money. Marcus needs the right loan.

What You Actually Need to Get Started

This is one of the things I love about bank statement loans for plumbers — the document list is short and the requirements are reasonable.

•       12 to 24 months of business bank statements (sometimes personal — depends on the program)

•       A current business license

•       Two years of self-employment history (some programs allow 12 months with prior W2 experience as a plumber)

•       A credit score in the mid-600s or above for most programs

•       A reasonable debt-to-income picture once we use the higher qualifying number

That is the core. No K-1 puzzles. No schedule analysis. No tears.

The Three Mistakes I See Plumbers Make Most Often

Mistake #1: Believing the First 'No'

If a big bank told you that you do not qualify, all you learned is that you do not qualify with that one bank using their conventional product. That is not the same as 'you can't buy a house.' A good mortgage broker has access to dozens of lenders, including the ones who specialize in self-employed and trades borrowers. The first 'no' is almost never the real answer.

Mistake #2: Comingling Business and Personal Banking

If your business income flows into your personal account, your business pays personal bills, and Venmo from your sister-in-law sits next to a $3,200 customer payment, your bank statements are going to be hard to read. Get a clean business account. Run the business through it. Your future self — the one buying a house in 12 months — will thank you.

Mistake #3: Writing Off So Much You Hurt Yourself

This one is delicate, because your CPA is right to be aggressive on taxes. But if you are planning to buy a house or rental property in the next 12 to 24 months, it is worth a conversation with both your CPA and your mortgage broker before tax season. Sometimes a slight adjustment in how you structure deductions — or which loan program you use — can change your buying power dramatically without costing you much in taxes. The two professionals talking to each other is what makes the difference.

Why This Matters for Plumbers Right Now

The plumbing trade is in a moment. Aging housing stock across Sacramento County. Slab leaks in 70s and 80s tract homes from Carmichael to Citrus Heights. Tankless conversions everywhere. Repipes. New construction. Commercial work. There is more revenue available to a competent plumbing business than there has been in a generation.

If you are riding that wave and you are still living in a rental — or in a starter home you outgrew years ago — you are leaving real money on the table. Every year you do not own appreciating real estate is a year your wealth is not compounding alongside your business.

The trade pays the bills. The real estate builds the wealth. The Trades Loan Program is the bridge between the two.

The Bottom Line for Plumbers

If you are a self-employed plumber and you have been told you do not qualify, get a second opinion. From a broker who actually understands self-employed income. Who knows how to read a deposit pattern. Who is going to ask you about your business banking instead of just demanding two years of tax returns.

Your business is real. Your income is real. The right loan exists — most plumbers just have never had it shown to them.

Marcus did. He closed on his Folsom house six weeks after his bank told him no. Same plumber. Same income. Different loan.

Ready to See What You Actually Qualify For?

Reach out to The Chris Kennedy Team. We will look at your business banking, run the real numbers, and tell you exactly what you can buy — using the right loan, not the wrong one.

Call, text, or schedule a 15-minute conversation from the site. No credit pull required to start.

Frequently Asked Questions

Can a self-employed plumber get a mortgage with only bank statements?

Yes. Bank statement loans are designed for self-employed borrowers like plumbers and use 12 or 24 months of business or personal bank deposits to qualify. Tax returns are not required. This is one of the most common mortgage paths for plumbing business owners whose tax returns understate their real income because of legitimate write-offs.

How much can a plumber qualify for using a bank statement loan?

It depends on monthly deposits, credit, and existing debts, but most plumbing business owners qualify for roughly 2.5 to 3.5 times more home than what their tax returns alone would suggest. A plumber netting $80,000 on a Schedule C may qualify as a $200,000 to $260,000 earner using bank deposits.

Do bank statement loans cost more than conventional loans?

Bank statement loan rates are typically slightly higher than conventional rates, but the qualifying income is significantly higher — usually enough to outweigh the rate difference. For most self-employed plumbers, the math strongly favors using the bank statement loan because the gain in buying power is much larger than the cost of a slightly higher rate.

Do I need two years of self-employment as a plumber to qualify?

Not always. Some bank statement loan programs allow as little as 12 months of self-employment if you have prior W2 experience as a plumber. A licensed master plumber who left a shop and started their own LLC, for example, often qualifies after one year on their own.

What documents do I need as a self-employed plumber?

The core list is short: 12 to 24 months of business bank statements (and sometimes personal), a current business license, a recent credit pull, and basic personal documents like ID and proof of address. No tax returns are required for most bank statement loan programs.

Will my truck and equipment write-offs hurt my mortgage qualification?

On a conventional loan, yes — write-offs reduce the net income the bank uses to qualify you. On a bank statement loan, no — write-offs do not reduce your deposits, so they do not affect qualifying income. This is why bank statement loans are usually the better fit for plumbers with significant equipment and vehicle write-offs.

Chris Kennedy is a mortgage broker and loan officer at The Chris Kennedy Team in Sacramento, California, specializing in home financing for self-employed tradespeople, plumbers, electricians, and HVAC business owners.