Variable sales-based income that may need history and averaging before it supports mortgage qualification.
Commission income is variable sales-based income that may need history and averaging before it supports mortgage qualification.
Commission income matters because a borrower may earn strong income but not receive it in a steady salary pattern. The lender has to decide whether the commission history is stable enough to support the mortgage payment.
It also matters because one strong month can make the borrower feel more qualified than the lender can document. Mortgage qualification usually looks for a usable pattern, not only a recent spike.
Borrowers encounter commission-income review during preapproval, income documentation, and underwriting.
The term becomes practical when paystubs, W-2s, tax documents, or employer information show earnings that rise and fall with sales, production, or performance.
| Lender question | Why it matters |
|---|---|
| Is there a documented history? | One strong pay period may not be enough |
| Is the income likely to continue? | Qualification depends on future repayment support |
| Does the amount need averaging? | Variable income often needs a conservative usable figure |
| Does the employment story fit? | The income source should match the borrower’s work pattern |
A borrower earns a base salary plus sales commissions. The lender reviews the commission history before deciding whether to include all, some, or none of that commission income in qualifying income.
Commission income differs from Bonus Income because commission is usually tied to sales or production, while bonus income may be discretionary or performance-based in a different way.
It differs from Variable Income because variable income is the broader category, while commission income is one common type within it.
It also differs from Qualifying Income because commission is the source, while qualifying income is the lender-accepted amount after review.