Does a Self-Employed Mortgage Require a Licensed CPA Letter?

The Quick Read: No. A licensed CPA letter is not a universal requirement for a self-employed mortgage; it is a documentation choice some lenders make on certain income programs, and many files never need one, including DSCR loans on rental properties, which qualify primarily on property-level rental income covering the payment, subject to lender guidelines. Whether a letter shows up depends on the loan type, how the lender documents your income, and whether the property is your home or a rental.

• Bank statement loans on an owner-occupied home qualify on documented income under the applicable program, subject to lender guidelines. A lender may still want an accountant to confirm business facts or an expense ratio.
• DSCR rental loans normally carry no CPA letter, because the file centers on rent compared with the housing payment.
• Who may sign a letter varies by lender program sheet, so a CPA is not always the only acceptable preparer.
• The smart first step is asking the loan officer for the exact wording before you contact your accountant.

What a CPA Letter Is, and What It Is Not

A CPA letter is a short statement from a tax professional that confirms facts about you and your business. Typical facts include that the business exists, that you own a stated share of it, how long it has operated, and sometimes an expense ratio. Some lenders call it a verification letter or an accountant letter.

It does not approve a loan. The lender decides that, not the accountant.

It also does not replace the rest of the file. Where a program asks for bank statements, the letter sits next to them instead of standing in for them. A letter can support a file. It cannot rescue a thin one.

Many borrowers assume the letter proves income. It usually does not. Its job is to give the lender a third party who can vouch for the business facts that a stack of deposits cannot show on its own.

When Lenders Ask for One, and When They Don’t

Across the wholesale network Lendmire works with, the pattern is consistent. The more a lender relies on your own documents and the less it sees of your traditional personal-income documentation, the more likely an accountant’s input enters the file. The more the file rests on the property itself, the less likely it is.

The “sometimes” rows are where borrowers get confused. Two programs that look the same on a marketing page can differ on this point, because each lender writes its own program sheet. A few lenders in the network ask for nothing beyond the statements. Others want a preparer’s confirmation of ownership and years in business. The strictest overlays want both a letter and a profit and loss.

Lendmire’s piece Self-Employed Mortgage With a CPA Letter vs Without One walks through that tradeoff in more detail.

What “Licensed” Means Here

The word licensed trips people up. Some lender sheets name a CPA specifically. Others accept an enrolled agent or a tax preparer who can show a verifiable credential. Some ask only that the signer carry a professional identification number.

This is why the first call should go to the loan officer, not the accountant. If the program sheet says a CPA only, an enrolled agent’s letter wastes everyone’s time. If it accepts other preparers, you may not need a new accountant at all.

Lenders also check the signer. Expect them to confirm the credential, so the letter should carry the license or ID number, the preparer’s contact details, and a signature on letterhead.

Where Lendmire’s Bank Statement Lane Fits

For self-employed borrowers buying or refinancing a home they will live in, the bank statement program is the usual alternative to traditional personal-income documentation. Lendmire, a mortgage broker, places these files with select lenders. Its consumer mortgage licensing covers 16 states.

The mechanics are straightforward. The lender reviews 12 months of business or personal bank statements and averages the deposits. It then applies an expense factor to estimate qualifying income. Expense factors differ by lender, so no one formula applies to every file.

Leverage depends on the transaction and the occupancy:

• Primary residence, purchase or rate-and-term refinance: up to 90% LTV through select lenders, with the strongest files earning the top of the range.
• Owner-occupied cash-out, primary residence or second home: up to 80% LTV with a fixed expense ratio, or 75% when the file uses an accountant-prepared ratio.
• Primary residence on the asset-depletion alternative: up to about 80% LTV, qualifying from liquid assets.
• Investment-property cash-out: tops out around 75% LTV. Final terms depend on lender guidelines, property type, leverage, and the borrower’s complete credit picture.

Loan amounts typically run from $125,000 to $3,500,000, and reserves commonly sit around six months of the housing payment. All of this is subject to lender guidelines, credit, loan size, and individual underwriting.

Notice where the accountant appears. Choosing an accountant-prepared expense ratio is optional, and it trades some leverage on an owner-occupied cash-out for a ratio that may suit a business with unusual costs. If your expenses run well below the fixed ratio, the accountant’s version can raise qualifying income, which might more than offset the lower ceiling. If your expenses are ordinary, the fixed ratio at the higher ceiling is often simpler.

Investment-property purchases on bank statement documentation vary widely by lender. Investors buying rentals usually get a cleaner answer on the DSCR side.

Why No Federal Rule Requires the Letter

The rules that govern consumer mortgages tell lenders what to do, not which document to collect. For an owner-occupied loan, a lender must verify the income it relies on using reasonably reliable third-party records, and it needs to verify only the income it actually uses to qualify you. The CFPB’s Ability-to-Repay and Qualified Mortgage compliance guide lists self-employment as a recognized employment type.

Nothing in it names a CPA letter. A letter is one way a lender can choose to get third-party confirmation. Bank statements, tax transcripts, and business records are others.

That is the whole story behind the myth. Lenders add the letter at the program level, so the requirement lives in the program sheet, not in the law.

Occupancy also decides which disclosure regime applies. An owner-occupied file, whether a primary residence or second home, is a consumer mortgage, and TRID applies. A bank statement loan on a non-owner-occupied rental, including a short-term rental, is business-purpose and exempt from TRID. Keep those two straight, because the paperwork differs.

The DSCR Route: Usually No Letter to Supply

DSCR loans are designed for non-owner-occupied investment properties. Because they are business-purpose investor loans, they are reviewed differently from a standard owner-occupied mortgage. Federal rules exempt credit extended primarily for a business purpose, and credit extended to an entity such as an LLC, as set out in 12 CFR 1026.3.

In practice, the file reads like this. The coverage ratio is monthly rent divided by the monthly housing obligation: principal, interest, taxes, insurance, and any association dues. Rent comes from the appraiser’s market-rent schedule or an existing lease. Most programs treat 1.00x as the benchmark, since rent covers the payment at that level. Select lenders in the network will review sub-1.00 coverage, though leverage and terms adjust when they do.

The documents are mostly about the borrower and the asset. Expect a credit authorization, ID, the purchase contract, statements for the down payment and reserves, and entity documents if the loan is held in an LLC, depending on program guidelines. Personal credit is still pulled.

For a self-employed investor, this changes the picture. Write-offs that shrink taxable income do not count against you in the ratio, because the property’s rent drives the decision. There is also no personal debt-to-income cap on portfolio growth. Investors who keep adding rentals tend to hit the conventional lane’s limits before the DSCR lane’s.

The tradeoff is real. Non-QM investor loans generally ask for more down payment and carry higher pricing than conventional loans. A high-W-2 borrower with one rental and clean returns may be better served conventionally. A self-employed operator with several properties, an LLC, and heavy deductions usually is not.

Lendmire’s complete DSCR loans guide covers the investor-side requirements in full.

Edge Cases That Change the Answer

The property is not purely an investment. Not every rental purchase qualifies as business-purpose. If you will live in one unit of a small multi-unit building, the loan is generally treated as consumer-purpose, and the unit count and your own occupancy decide how. That is a different program and a different documentation path.

For a self-employed buyer of an owner-occupied duplex, expect bank statements or traditional personal-income documentation, and possibly a preparer’s letter. Do not assume the investor shortcut applies.

Short self-employment history. Some lenders want an accountant to confirm the business was operating and how long. This is more common when your history is brief or your business is new.

Business funds for the down payment. If the cash comes from a business account, a lender may ask a preparer to confirm that withdrawing it will not hurt the business. This can arise even on a DSCR file, depending on the program.

Entity borrowers. On an LLC file, the entity documents usually matter more than any accountant letter, subject to program terms.

An accountant who declines. Some CPAs will not sign broad comfort language. They are more willing to confirm narrow, verifiable facts. If yours balks, ask the loan officer whether a narrower statement works.

What a Letter Should Contain

Ask the lender for its required wording first. If it gives you none, a typical letter covers:

• The preparer’s name, license or ID number, firm, and contact details
• Your name and the business name and structure
• Your ownership percentage
• How long the business has operated and how long the preparer has worked with you
• A statement that the business is active
• An expense ratio, if the program uses one

Keep it short and factual. A letter packed with income analysis invites questions the lender never asked.

If You Can’t Get One

You still have options, and none involve a shortcut.

1. Ask what else satisfies the lender. Other independent proof of the business, such as business licenses or registration records, sometimes works, but lender policy governs.

2. Switch programs. If your file is a rental purchase, DSCR may remove the question. If it is an owner-occupied loan, a different bank statement program may not ask for a letter at all.

3. Find a preparer with a verifiable credential. Tell them exactly which facts the lender wants confirmed, and share the wording.

4. Stay away from letter mills. Services that promise approval for a fee are selling something no accountant can deliver. The lender decides, and a letter from an unverifiable source can hurt the file.

Mistakes That Get Letters Bounced

• Missing license or ID number
• Wording that differs from what the lender requested
• Facts that conflict with bank statements or entity documents
• A signer the program does not accept
• Income claims the preparer did not review
• Writing it yourself and having the preparer sign it unread

Key Terms Defined

CPA letter: A short statement from a tax professional confirming facts about you and your business, such as ownership and years in operation.

Bank statement loan: A mortgage that is reviewed around documented income from averaged deposits instead of traditional income documentation, subject to lender guidelines.

Expense factor: The percentage a lender subtracts from deposits to estimate what your business actually keeps.

DSCR: Monthly rent divided by the monthly housing obligation on an investment property.

Business-purpose loan: Credit extended primarily for a business or investment use, which is reviewed differently from an owner-occupied consumer mortgage.

Picking the Right Path

If your rents are strong and your personal income looks thin on paper, DSCR is usually the better fit. If you are buying a home to live in, a bank statement or full-documentation program is the likelier road, and a preparer’s letter is more likely to appear.

Tax treatment can depend on how the funds are used and how the property is held; investors should keep clear records and speak with a qualified tax professional before relying on any deduction.

For current guidelines and terms, see Lendmire’s DSCR loan programs page.

About Lendmire

Lendmire is a non-QM mortgage brokerage (NMLS# 2371349) arranging DSCR investor loans in 41 markets, including Washington, D.C. DSCR eligibility is generally reviewed around property-level rental income rather than personal income, subject to lender and program guidelines, a fit for self-employed investors and LLC-owned portfolios. Lendmire was recognized as a Scotsman Guide Top Mortgage Workplace in 2025 and 2026.

References

1. CFPB Ability-to-Repay and Qualified Mortgage Small Entity Compliance Guide

2. eCFR, 12 CFR 1026.3