How Commission Income Is Calculated for Mortgages
One of the biggest questions commission-based workers ask is:
“How do lenders calculate my income for a mortgage?”
Commission income can absolutely be used to qualify for a home loan. The calculation, however, may be different from the income shown on your latest paycheck or annual compensation statement.
Mortgage lenders generally look at:
How long you have earned commission income
Whether the income is stable
Whether earnings are increasing or declining
Whether you are paid as a W-2 employee or an independent contractor
Whether the income is likely to continue
I’m Paul Mattos with Refine Mortgage and Carolina Home Financing. I help commission-based buyers throughout North Carolina and South Carolina review their income before they begin shopping for a home.
Here is how commission income is typically calculated and what you should prepare before applying.
Can Commission Income Count Toward a Mortgage?
Yes. Commission income can potentially be used for mortgage qualification when it is properly documented and considered stable.
Commission-based borrowers may include:
Real estate agents
Insurance agents
Recruiters
Automotive sales professionals
Medical sales representatives
Financial professionals
Consultants
Account executives
Other sales professionals
A borrower does not need to earn the same commission every month. Lenders understand that variable income can fluctuate.
The underwriter’s job is to determine a reasonable monthly amount that is supported by the borrower’s documented history.
How Long Do You Need to Earn Commission Income?
A longer and more consistent history generally makes commission income easier to use.
For conventional financing, Fannie Mae recommends a two-year history of commission income, but income received for a shorter period of at least 12 months may be acceptable when there are positive factors supporting it.
Those factors may include:
Staying in the same occupation
Moving to a similar position in the same industry
Consistent or increasing earnings
A documented compensation structure
A strong current year-to-date income trend
Income received for less than 12 months is generally more difficult to use for conventional qualification.
Requirements vary among conventional, FHA, VA, USDA, jumbo and non-QM programs. The complete employment history should be reviewed before a buyer relies on commission income.
You can review the current Fannie Mae guidance for bonus, commission, overtime and tip income.
How Is W-2 Commission Income Calculated?
A W-2 commission employee usually receives a combination of:
Base salary or hourly pay
Commission income
Bonuses
Overtime
Other variable compensation
Stable base pay may be calculated separately from variable earnings.
The commission portion is evaluated using the borrower’s documented earnings history and current year-to-date income. The exact calculation depends on the loan program and income trend.
A simplified conventional calculation could look like this:
Commission earned last year: $84,000 over 12 months
Commission earned so far this year: $60,000 over 8 months
Total: $144,000 over 20 months
$144,000 ÷ 20 months = $7,200 per month
For conventional loans, Fannie Mae’s current guidance generally averages year-to-date earnings with the previous year’s earnings, divided by the number of months included, when income is stable or increasing. The calculation must include at least 12 months of income.
Other programs, such as FHA, may look at a different period, so the exact method depends on the loan.
That does not automatically mean the lender will use $7,200. The underwriter still has to confirm that the documented income supports the amount being used and evaluate the overall income trend.
Current Year-to-Date Income Matters
An older historical average can be misleading when current earnings have changed significantly.
Suppose a borrower earned $84,000 last year, about $7,000 per month, but has earned only $30,000 during the first eight months of the current year.
The current monthly average would be:
$30,000 ÷ 8 months = $3,750 per month
That decline requires additional analysis. For conventional financing, the lender must determine whether the income has stabilized after the decline. If it has not stabilized, the declining commission income is not eligible to be used for qualification under Fannie Mae’s guidance.
If current earnings are stable or increasing, the lender can evaluate the applicable history under the program’s requirements.
Increasing Commission Income
Increasing income is generally easier to support than declining income, but a lender may not automatically use the highest recent annualized amount.
For example, a borrower may have earned:
$60,000 two years ago
$75,000 last year
An annualized pace of $90,000 this year
The lender still needs to calculate the income according to the applicable program requirements rather than simply using the $90,000 annualized pace.
A significant increase may also lead the lender to review documentation such as:
A higher commission rate
A promotion
A larger sales territory
A new compensation agreement
Increased production
The exact calculation depends on the loan program and complete income history.
Declining Commission Income Can Be a Problem
Declining commission income receives closer scrutiny because an older average may no longer represent what the borrower is currently earning.
The lender may consider:
How large the decline is
Whether the decline is temporary
Whether the current year has recovered
Whether the borrower changed employers or compensation plans
Whether the industry has seasonal earnings
Whether there was a documented nonrecurring event affecting earnings
A written explanation can provide context, but it cannot replace the financial documentation supporting the income.
For conventional loans, Fannie Mae requires the lender to confirm that the current income level has stabilized after a decline. If it has not stabilized, the commission income is not eligible to be used for qualification. If it has stabilized, qualifying income is calculated using the year-to-date income divided by the number of months elapsed since the income stabilized.
W-2 and 1099 Commission Income Are Different
One of the most important questions is whether the borrower is a W-2 employee or an independent contractor.
A W-2 commission employee may be qualified using employment income documented through payroll records, W-2s and employer verification.
A 1099 commission worker is generally evaluated as self-employed for mortgage purposes. That requires a different analysis.
This distinction frequently affects real estate agents, insurance agents, consultants and independent sales professionals.
How Is 1099 Commission Income Calculated?
A 1099 borrower may receive substantial gross commissions while reporting a lower amount of net business income after expenses.
Traditional mortgage underwriting generally does not qualify a self-employed borrower using gross 1099 revenue alone.
The underwriter may review:
Personal tax returns
Business tax returns, when applicable
Schedule C income
Partnership or S corporation income
Year-to-date profit-and-loss statements
Business bank statements
Business ownership percentage
Current business activity
The calculation generally starts with the income reported by the business and applies adjustments permitted by the loan program.
Certain noncash expenses, such as eligible depreciation, may sometimes be added back. Other recurring business obligations can reduce qualifying income.
The final calculation is more detailed than simply using gross revenue or the amount deposited into a bank account.
How Tax Write-Offs Affect Mortgage Qualification
Tax deductions can reduce a self-employed borrower’s net taxable business income.
Suppose a real estate agent receives $200,000 in gross commissions but reports $95,000 in eligible business expenses.
The borrower’s mortgage qualification would not normally begin with the entire $200,000. The underwriter would analyze the resulting net business income and make any adjustments allowed by the loan guidelines.
This does not mean borrowers should avoid legitimate deductions. Tax planning and mortgage planning simply have different objectives.
Before changing how expenses are reported, speak with a qualified tax professional and a mortgage professional who can explain how the returns may be analyzed.
Learn more about getting a mortgage after claiming substantial business deductions.
What Documents May Be Required?
Documentation depends on how the borrower is paid.
A W-2 commission employee may need:
Recent pay stubs
W-2 forms
Employment history
Written or verbal verification of employment
A year-to-date earnings breakdown
Documentation of the commission arrangement
Tax returns when required by the program or circumstances
A 1099 or self-employed commission borrower may need:
Personal tax returns
Business tax returns
1099 forms
Year-to-date profit-and-loss statement
Business bank statements
Personal bank statements
Business license or entity documents
Verification that the business remains active
Additional documents may be requested when income has changed, the borrower recently changed jobs, or the current earnings pattern differs from prior years.
What Happens After Changing Commission Jobs?
Changing employers does not always mean commission income must be excluded.
The lender will examine:
Whether the new job is in the same industry
Whether the borrower performs similar work
The length of the previous commission history
How the new compensation plan works
Current earnings with the new employer
Whether the new income is guaranteed or performance-based
A move from one established sales position to a comparable role may be treated differently from entering a completely new commission-based profession.
Because the result is fact-specific, buyers should have the new compensation plan reviewed before relying on it for an offer.
Can Bonus and Overtime Income Be Included?
Some commission employees also receive bonuses, overtime, shift differentials or other variable pay.
These income sources may potentially count when the borrower has an adequate history and the earnings meet the applicable program requirements.
Each type of variable income may need to be calculated and trended appropriately. A lender should not automatically combine every payment on a pay stub and divide it by the number of months worked.
That is one reason a detailed year-to-date earnings statement can be valuable.
Can Bank Statement Loans Help?
A bank statement loan may be an alternative for a self-employed commission borrower whose tax returns do not show enough qualifying income.
Instead of relying primarily on tax-return income, these programs may analyze eligible deposits from:
Personal bank statements
Business bank statements
A combination permitted by the lender
Business deposits are not always treated as 100% usable income. The lender may apply an expense factor or require documentation supporting the company’s actual expenses.
Bank statement loans are generally non-QM programs. Their rates, fees, down-payment requirements, reserve requirements and underwriting standards can differ from conventional or government-backed financing.
They should be compared using the complete loan cost and long-term strategy.
Debt-to-Income Ratio Still Matters
Once the lender determines the usable monthly income, that figure becomes part of the debt-to-income calculation.
The lender may compare qualifying income with obligations such as:
The proposed housing payment
Car loans
Credit card minimum payments
Student loans
Personal loans
Alimony or child support when applicable
Payments on other financed properties
A person may earn substantial gross commissions but qualify for less than expected if the lender must use a lower qualifying income amount or if monthly debts are high.
Why an Income Review Should Happen Before You Make an Offer
A basic online prequalification may rely on the income entered by the borrower without examining how an underwriter will calculate it.
That can create problems after the buyer is under contract.
Before issuing a strong preapproval for a commission-based borrower, I prefer to review:
How the borrower is paid
Length of commission history
Prior-year earnings
Current year-to-date income
Recent job changes
Income trends
Tax returns when applicable
Monthly debts
Assets and reserves
Identifying a calculation issue before the buyer makes an offer gives us more time to compare programs or adjust the strategy.
Why I Run a Property-Specific Cost Analysis
Income approval answers how much financing may be available. It does not automatically determine what payment is comfortable for the buyer.
Before an offer goes out, I can prepare a property-specific Total Cost Analysis that includes:
Principal and interest
Property taxes
Homeowners insurance
HOA dues
Mortgage insurance
Seller credits
Estimated cash needed to close
Total monthly payment
Two homes with the same price can have very different taxes, insurance costs, HOA dues and overall payments.
What Commission-Based Buyers Should Avoid Before Closing
While the mortgage is being processed:
Do not change employers or compensation structures without discussing it with your lender.
Do not open new credit accounts.
Do not finance a vehicle, furniture or other major purchase.
Do not deposit or transfer large amounts of money without maintaining documentation.
Do not assume a large commission check will automatically increase qualifying income.
Do not ignore requests for updated pay stubs or income documents.
Lenders may update employment and income documentation before closing, so changes can affect final approval.
How to Prepare for a Mortgage With Commission Income
Commission-based borrowers can make the process easier by gathering:
The two most recent W-2s or 1099s
Recent pay stubs
Current year-to-date commission totals
Prior-year end-of-year pay stubs
Personal and business tax returns when applicable
A copy of the current compensation agreement
Documentation explaining recent job or pay-structure changes
The exact list varies, but completing a detailed income review early can prevent surprises later.
Commission Income Mortgage FAQs
Can I get a mortgage with less than two years of commission income?
Possibly. For conventional loans, Fannie Mae recommends two years of history but may accept at least 12 months when there are positive factors that reasonably offset the shorter history, such as remaining in the same line of work.
Income received for less than 12 months is generally harder to use for conventional qualification.
Do lenders use my gross commissions or what I take home?
For W-2 commission employees, lenders generally evaluate gross earnings documented through pay stubs, W-2s and employment verification rather than the employee’s after-tax take-home pay.
For 1099 or self-employed commission earners, traditional mortgage underwriting generally evaluates business income and applicable adjustments rather than simply using gross commissions received.
What if my commission income went down last year?
The lender will look closely at the decline.
For conventional loans, Fannie Mae requires the lender to confirm that the current income level has stabilized after the decline. If it has not stabilized, the income is not eligible for qualification.
Once stabilized, qualifying income is calculated using the applicable current income since stabilization rather than relying on an older, higher historical average.
Do I need tax returns if I'm paid commission on a W-2?
Not always.
For conventional financing, Fannie Mae’s standard documentation for commission income generally includes either a completed Verification of Employment or the most recent pay stub and two years of W-2s, along with the required verbal verification of employment.
Tax returns may still be required depending on the loan program, other income being used, or the borrower’s circumstances.
Final Thoughts: How Is Commission Income Calculated for a Mortgage?
Commission income can be used to qualify for a mortgage, but the lender must determine a stable and supportable monthly amount.
For W-2 employees, that means reviewing historical commissions, current year-to-date earnings and the overall trend under the applicable loan guidelines.
For 1099 borrowers, the lender generally performs a self-employed income analysis based on tax returns or another eligible documentation program.
The best time to complete this review is before you begin making offers.
Schedule a Mortgage Consultation
I help commission-based employees and self-employed borrowers throughout North Carolina and South Carolina understand how their income may be calculated.
We can review your documents, compare available mortgage programs and build a realistic home-buying budget before you start shopping.
Schedule a mortgage consultation, start your mortgage application, or explore specialized home-loan options. You can also read reviews from past clients.
Paul Mattos
Mortgage Broker | Refine Mortgage
Carolina Home Financing
NMLS# 2339069 | Licensed in NC and SC
Call or text: 980-221-4959
Email: paulm@refinemortgage.net
Refine Mortgage Inc. | NMLS# 2417960 | Equal Housing Lender. This article provides general educational information and is not a commitment to lend, a rate quote, or an offer of specific credit terms. Income calculations, documentation, and program availability vary by loan program, lender, and borrower. All loans are subject to applicable credit, income, asset, appraisal, title, and underwriting requirements. Not all applicants will qualify.
