The Quick Read: The best program for your situation is the one that matches your occupancy, your deposit history, and how much equity the appraisal will actually support. A bank statement cash-out is an ordinary cash-out refinance that proves income from deposits, so it pays out a lump sum at closing that you then spend on the build.
- Qualifying income comes from 12 months of business or personal statements, averaged and adjusted by a lender expense factor.
- Owner-occupied cash-out on a primary residence tops out around 80% LTV (75% with an accountant-prepared expense ratio). A second home tops out around 75%.
- Investment-property cash-out tops out around 75% LTV.
- The appraisal, not your construction budget, decides how much cash comes out.
- Loan sizes typically run from $125,000 to $3,500,000, with reserves commonly around six months.
What Does “Best Program” Mean for a Build?
There is no single best program. The right fit depends on the property type, your credit profile, how much leverage you need, and how your deposits look on paper. Lendmire is a mortgage broker, not a lender. It shops this scenario across a network of wholesale lenders and matches the file to the program that fits.
Programs differ on a short list of points, and those points matter more than any brand name:
| Criterion | Why it matters for a build | What to ask |
|---|---|---|
| Expense factor method | Sets how much of your deposits count as income | Fixed ratio or accountant-prepared? |
| Statement type | Personal vs. business deposits change the math | Which account type does the program favor? |
| Leverage ceiling | Caps cash out by occupancy | What is the cash-out LTV for this property? |
| Valuation basis | Decides what value the loan is sized on | Current value only, or something else? |
| Use of proceeds | Some programs limit how cash is used | Any restriction for construction? |
| Entity ownership | LLC-held files follow separate rules | Is the borrower an individual or entity? |
How Does a Bank Statement Cash-Out Work, Step by Step?
It is a standard cash-out refinance with a different income test. You replace your current loan with a larger one and receive the difference in cash. Then you pay your contractor from that cash.
1. Confirm occupancy and purpose. A primary residence, second home, or non-owner-occupied rental sets the leverage ceiling and the documentation path.
2. Document income from statements. Qualifying income comes from 12 months of business or personal bank statements. Scotsman Guide notes that these programs use the business’s cash flow to judge ability to repay.
3. Run the debt ratio. The new, larger balance is measured against your calculated income. Funding an addition raises the balance, so the ratio rises.
4. Order the appraisal. This step decides most addition and ADU files. More on it below.
5. Close and receive a lump sum. A cash-out is not a draw-based construction loan. You get the cash once and manage it yourself.
6. Build. You pay the contractor, handle permits, and absorb any overruns.
Because the cash arrives all at once, discipline matters. Many self-employed borrowers park the proceeds in a dedicated account and pay against a written contractor schedule. Add a contingency line to the budget before you size the loan. Overruns come out of your pocket, not a lender’s draw reserve.
How Is Income Calculated From Bank Statements?
Underwriters average your deposits over the review period, strip out items that aren’t income, and apply an expense factor. Transfers from savings and loan proceeds come out first. On business accounts, the expense factor then reduces what is left. The result is divided by the number of months reviewed.
An industry explainer from Docsumo walks through this sequence. Its illustrative example uses a 50% expense factor and 100% ownership. Treat that as an example of the mechanics, not as a promise about any program’s factor.
The wholesale programs Lendmire places files with treat four points differently:
- Personal statements often skip the expense-factor step, though programs vary.
- Business statements apply an expense factor set by the program, based on business type and documentation.
- Fixed ratio vs. Accountant-prepared ratio. On an owner-occupied primary-residence cash-out, a fixed expense ratio supports up to 80% LTV. An accountant-prepared ratio moves that ceiling to 75%. A stronger-looking ratio does not always mean more leverage.
- Ownership share matters. If you own 60% of the business, only that share of the adjusted deposits counts.
The expense factor is the program’s call, not yours. Don’t assume you can pick the friendliest number. If your real expenses are low, an accountant-prepared ratio may help your income calculation, while the tradeoff is a lower leverage ceiling.
A cleaner file helps too. Keep personal and business deposits separate, and be ready to explain any large one-time deposit. Mixed accounts make it harder for an underwriter to tell income from transfers, so they invite extra questions.
Which Value Does the Loan Get Sized On?
On a cash-out, the lender sizes the loan against appraised value, and the appraisal is where addition and ADU files succeed or struggle. The appraiser can state the value “as is” or “subject to completion per plans and specifications.” The practitioner site FastExpert describes both options on the standard single-family appraisal form, plus a completion report that verifies the work is done. The agency equivalent is the Form 442 completion report. That is contrast only. Agency rules do not govern these non-QM programs.
Whether a given program will lend against an as-completed value is a program rule, so never assume it. For planning, the conservative assumption works best: expect the loan to size on the property’s value as it stands today, with LTV measured against that number. If a program offers more, treat that as a bonus, not a base case.
This leads to the central risk.
Why Cost Does Not Equal Value
Spending money on an addition does not guarantee the appraisal rises by the same amount. An improvement may support a higher appraised value, depending on comps and underwriter review. That is all anyone can responsibly say.
Appraisers lean on comparable sales. A single-family home with a detached ADU can be hard to compare, because duplexes and standard houses are different property types. If the neighborhood has no comparable with that feature, the appraiser has little to bracket the value. Over-improving for the area is a real risk. A pool house in a modest neighborhood is the classic example.
Smart planning flips the question. Don’t ask how much the build will raise the appraisal. Ask whether the project still works if the appraised lift is modest. Your own numbers decide that, such as the rent an ADU might earn or the value of the extra living space to your household, rather than any instant equity.
Addition vs. ADU: What Changes?
An attached addition extends the existing home. It is usually valued as part of one dwelling, so it competes against larger homes in the area. A detached ADU is a separate unit and raises classification questions. Appraisers may have trouble finding comps, and rent treatment varies.
Two practical points apply to both:
- Unbuilt rent doesn’t count on a bank statement file. Qualification rests on your documented income today, not on rent from a unit that doesn’t exist yet. Rental-income programs may treat rent differently, so ask how a given program handles it.
- Permits come first. Expect a permit and often a certificate of occupancy. Some lenders ask for plans, a contractor bid, or permits. Requirements follow the individual program, so confirm early.
When Bank Statement Is the Wrong Tool
Bank statement cash-out suits self-employed owners whose tax returns understate cash flow. Scotsman Guide frames non-QM products as an option for those borrowers, qualifying them on actual income instead of the tax-return figure. It is a poor fit in some cases:
- You have steady traditional employment income and strong tax returns. A full-documentation path may cost less.
- The property is a pure rental. If rent comfortably covers the payment, a rental-income loan reads the property rather than your deposits. That route is business-purpose. Because it is a business-purpose investor loan, it is reviewed differently from a standard owner-occupied mortgage.
- You plan to stack several loans. Each bank statement loan adds to your personal debt ratio, which limits how many you can carry on the income route. Rental-income loans avoid that limit.
- The equity isn’t there. If the numbers only work at the top of the leverage range, an appraisal that comes in light can sink the plan.
Occupancy also decides the paperwork. An owner-occupied file is a consumer mortgage, and consumer disclosure rules apply. A bank statement loan on a non-owner-occupied rental, including a short-term rental, is business-purpose and exempt from those disclosure rules.
Which Program Fits Which Borrower?
| Borrower situation | Typical lane | Cash-out leverage note |
|---|---|---|
| Self-employed, primary residence, building an addition | Bank statement cash-out | Up to about 80% LTV on cash-out, fixed expense ratio |
| Same borrower, accountant-prepared expense ratio | Bank statement cash-out | Up to about 75% LTV on cash-out |
| Second home with a planned ADU | Bank statement cash-out | Up to about 75% LTV on cash-out |
| Investment property, borrower income documented | Bank statement cash-out | Up to about 75% LTV on cash-out |
| Large liquid assets, thin deposits | Asset-depletion alternative | Up to about 80% LTV on a primary residence |
| Pure rental, strong rent coverage | Rental-income loan | Terms differ; see the DSCR side |
Primary-residence leverage on a purchase or rate-term refinance can run up to 90% through select lenders, but that is not the cash-out ceiling. Loan amounts typically run from $125,000 to $3,500,000, and reserves commonly sit around six months of the housing payment. All of it is subject to lender guidelines, credit, and property review.
This is also where timeline planning matters. Sequence the project in this order: decide the scope, get a contractor bid, confirm permit requirements, then talk to a broker before you commit to a build contract. Learning what the appraisal can support after you have signed a construction contract is the expensive way to find out.
Key Terms Defined
Non-QM loan: A mortgage that doesn’t fit the standard qualified-mortgage box but still requires the lender to confirm you can repay. The CFPB’s assessment report discusses non-QM loans in this sense.
Expense factor: The percentage of business deposits treated as operating costs, subtracted before income is counted.
LTV (loan-to-value): The loan balance divided by the appraised value, shown as a percentage.
Cash-out refinance: A new, larger loan that pays off the old one and returns the difference as cash.
As-completed value: A hypothetical value assuming the planned work is finished. Whether a program uses it is a program rule.
Reserves: Liquid funds you hold after closing, commonly counted in months of the housing payment.
Frequently Asked Questions
Can I use a bank statement cash-out refinance to build an ADU?
Yes, as long as the program allows the use of proceeds and the property and occupancy qualify. The cash comes as a lump sum at closing, so you manage the build yourself. Confirm the use-of-proceeds rules with your broker before you commit to a contractor.
Will the appraisal count the full cost of my addition?
Not necessarily. Plan the budget so the project still works if the appraised lift is smaller than the cost.
Does a bank statement loan mean no income test?
No. Income is still calculated from your deposits, with non-income items removed and an expense factor applied. The loan is reviewed on documented income under the applicable program, subject to lender guidelines.
How much can I cash out on each property type?
Typically up to 80% LTV on a primary residence with a fixed expense ratio, or about 75% with an accountant-prepared ratio. A second home goes up to about 75%, and an investment property up to about 75%. These are typical ranges, not promises.
Does Lendmire offer this in every state?
Lendmire’s consumer mortgage licensing covers 16 states, so availability for owner-occupied bank statement files depends on where the property sits. A broker can confirm that at the start.
If you are self-employed and want to see how the numbers work, Lendmire can help you compare bank statement loan options based on your deposits, the property, credit profile, leverage, and your goals.
For how equity extraction works on an investment property, see Lendmire’s guide to cash-out refinance on an investment property.
About Lendmire
Lendmire — NMLS# 2371349 — is a mortgage broker that arranges bank statement, P&L-only, 1099-only and asset-based home financing in 16 states through wholesale lenders, on primary residences, second homes and investment properties. Every option is subject to the lender’s guidelines and full underwriting. Scotsman Guide named Lendmire a Top Mortgage Workplace in both 2025 and 2026.
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Informational only. Not a Loan Estimate, approval, or commitment to lend. Program availability and eligibility are subject to lender guidelines, credit approval, property review, and underwriting.
References
1. Scotsman Guide – Get Your Client in the Front Door
2. Docsumo – Bank Statement Income Verification
3. FastExpert
4. Scotsman Guide – Don’t Shut the Door on Quality Borrowers
5. CFPB: CFPB Ability to Repay Qualified Mortgage Assessment Report
This article is part of Lendmire’s bank statement loan program — full qualification details, guidelines, and scenarios live on the program page.
Related reading: How Much Cash Comes Out of a Bank Statement Cash-Out Refinance for a Roof? · Bank Statement Cash-Out Refinance vs Full-Doc Refinance for Repairs Without a Contractor
Brandon Miller
Founder & CEO, Mortgage Loan Originator, Lendmire LLC
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Disclosure information. Lendmire is a state-licensed mortgage brokerage under NMLS# 2371349. Lendmire is not a depository institution, direct lender, or financial advisor — all loans referenced are placed through wholesale lender partners and are subject to each lender's underwriting standards. This article is provided for general informational purposes and is not a commitment to lend, nor does it constitute financial, legal, or tax advice. Loan programs, terms, rates, and qualification standards change without notice and depend on borrower profile, property type, and the state in which the subject property is located. Equal Housing Opportunity provider. NMLS Consumer Access: nmlsconsumeraccess.org.