A couple feeling secure in their new home

Exclude Co-Signed Student Loans from Your DTI in Florida

Q: How do mortgage lenders typically treat a loan I have co-signed for someone else?

A lender's seasoning period is a mandatory waiting time after you purchase or refinance a property before you can access the full after-repair value (ARV) for a cash-out refinance. Most DSCR lenders require a seasoning period of 6 to 12 months. Refinancing before the seasoning period concludes typically means the lender will base the loan amount on your original purchase price plus rehab costs, which severely limits the amount of equity you can cash out. Waiting until after the period allows you to borrow against the full market value you created through your renovations.

Q: What is the main requirement to exclude a co-signed debt from my DTI calculation?

To justify a higher appraised value, you should provide the appraiser with a detailed and organized renovation packet. This packet removes guesswork and provides concrete evidence of the work performed. It should include: a cover letter summarizing the major upgrades, a detailed scope of work document itemizing all improvements, compelling before-and-after photos showing the property's transformation, copies of paid invoices and receipts for materials and labor, and copies of any official building permits that were issued for the work.

Q: What specific documents are accepted as proof that the primary borrower is making payments?

No, LTV limits for cash-out refinances vary significantly among different DSCR lenders, as each has its own guidelines and risk tolerance. While purchase loans may reach 80% LTV, cash-out refinances are often capped at 70% or 75% LTV. The specific LTV offered to an investor is influenced by several factors, including: Credit Score (higher scores typically qualify for higher LTVs), DSCR Ratio (a stronger income-to-debt ratio may result in a better LTV offer), Property Type (a single-family home might receive a higher LTV than a multi-unit property), and Loan Amount (some lenders may offer different terms based on the size of the loan).

Q: Do Conventional and FHA loans handle co-signed debt differently?

Your property's monthly rental income is the foundation of a DSCR loan approval. The formula is: DSCR = Gross Rental Income / Total Monthly Housing Payment. A higher rent results in a higher DSCR. This proves to the lender that the property can comfortably support a larger loan payment, which in turn allows you to qualify for a larger loan amount and maximize your cash-out.

Q: What happens if I made just one payment on the co-signed loan in the last year?

Yes, it is often possible to pay for closing costs with the proceeds from your new loan, meaning you don't need to bring cash to closing. However, these costs are not added on top of your loan limit. Instead, the closing costs are subtracted from the total cash-out funds available to you after your existing mortgage is paid off. The total loan amount, including these costs, cannot exceed the lender's maximum LTV limit based on the property's appraised value.

Q: Why is the source of funds for the loan payment so important to an underwriter?

Investors can make several avoidable errors that reduce their available cash-out funds. The most common mistakes include: Poor Documentation (failing to provide an appraiser with a thorough renovation packet can lead to a conservative and lower valuation), Refinancing Too Soon (not waiting for the lender's seasoning period to expire is a costly mistake that forces the loan to be based on cost rather than value), Lacking a Tenant (attempting to refinance a vacant property is less favorable, as lenders prefer the security of a signed lease over estimated market rents), and Ignoring Lender Differences (accepting the first loan offer without comparing options can mean missing out on better LTV limits or shorter seasoning requirements from other lenders).

Q: Is there a permanent way to remove a co-signed debt from my financial obligations?

The ideal time to begin the refinance process is 30 to 45 days before your lender's seasoning period expires. This allows you to gather all necessary documentation, secure an appraisal, and complete underwriting so that you can close immediately once the seasoning requirement is met. Crucially, by this time, the property should also be 'stabilized,' which means you have a qualified tenant in place with a signed lease and have collected at least the first month's rent.

June 30, 2026

Specialized In Jumbo Loans, Investor Loans, DSCR Loans, Non-QM Financing, Commercial Mortgages, and Tax-Informed Lending Strategies

Published By

David Ghazaryan

Owner / Broker / Banker

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(702) 766-3744

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TL;DR

When applying for a mortgage, co-signed debts can negatively impact your debt-to-income (DTI) ratio and jeopardize your approval. This guide explains how to navigate this common issue.

Lenders automatically include co-signed debt in your DTI, even if someone else makes the payments, which can risk your mortgage qualification.
You may be able to exclude this debt by providing very specific proof that the primary borrower has made the last 12 consecutive payments on time.
The guide details the exact documentation required, highlighting the different rules for conventional and FHA loans, to help you secure a home loan.

Lender Policies for Co-Signed Debt

When you apply for a mortgage, lenders conduct a thorough review of your credit report. Any debt account with your name on it, including co-signed loans, is initially flagged as your responsibility. The default underwriting policy is straightforward: if you are legally obligated to pay the debt should the primary borrower default, then that debt must be included in your debt-to-income ratio (DTI). This is a standard risk-mitigation practice. Lenders cannot simply take your word that someone else is making the payments. They require indisputable proof because the potential liability you carry as a co-signer is real.

Imagine a homebuyer in Miami who co-signed for their child’s $50,000 student loan, which has a monthly payment of $500. Even if their child has never missed a payment, that $500 is added to the parent's monthly debt obligations. If the parent has $2,500 in other monthly debts (car loan, credit cards) and a gross monthly income of $8,000, their DTI with the student loan is calculated as ($2,500 + $500) / $8,000, which equals 37.5%. Without the student loan, their DTI would be $2,500 / $8,000, or 31.25%. This difference can be the deciding factor between getting approved for the home they want or being denied, especially when trying to stay under a specific DTI threshold like 43% or 45%.

Required Proof: 12 Months of Payments

The key to excluding a co-signed debt is to provide clear and convincing evidence that you are not the one making the payments. The industry standard across most loan programs is to document that the primary borrower has made the payments, on time, for the most recent 12 consecutive months. This isn't a flexible guideline; it's a hard requirement. The underwriter needs to see a full year of consistent payment history from the correct party to feel confident in omitting the debt from your DTI calculation.

What does this proof look like in practice? You will need to collect one of the following from the primary borrower:

Canceled Checks: Copies of the front and back of 12 canceled checks made out to the student loan servicer.
Bank Statements: 12 full months of the primary borrower's bank statements showing the automatic debit or electronic payment clearing their account each month. The statement must clearly show the payer's name, the transaction date, and the recipient (the loan servicer).

Documentation of 12 months of payments for a co-signed loan

It is critical that this documentation is complete and unbroken. If you can only provide 11 months of proof, it will be rejected. The 12-month period must be consecutive and lead up to the time of your mortgage application.

Verifying the Payment Source

This is where many mortgage applications hit a snag. It’s not enough to show that the payments were made; you must prove who made them. The funds for the student loan payments must originate directly and exclusively from the primary borrower's personal bank account. This account cannot be a joint account with you, the co-signer.

Let’s consider an example. A homebuyer in Fort Lauderdale co-signed a loan for their nephew. The nephew makes every payment on time. However, to 'help him out', the homebuyer transfers money into the nephew's account every month, and then the nephew pays the bill. An underwriter reviewing the nephew's bank statements would see the incoming transfer from the co-signer followed by the outgoing student loan payment. This pattern immediately invalidates the proof. It shows that the co-signer is, in effect, funding the payments. The transaction history must be clean, showing the payment being made from the primary borrower's income or existing funds, with no corresponding deposits from the co-signer.

Conventional vs. FHA Loans in Miami

The rules for excluding co-signed debt can differ significantly between loan types, particularly between Conventional and FHA loans. Understanding these distinctions is vital for homebuyers in Florida.

Choosing between a Conventional and FHA loan in Miami

How Conventional Loans Treat Co-Signed Debt

For conventional loans, the path is more straightforward. If you can provide the underwriter with 12 months of canceled checks or bank statements from the primary borrower proving they made the payments, the debt can typically be excluded from your DTI. Fannie Mae's guidelines specifically state that if a borrower can document that another party has made the payments on a non-mortgage debt for the past 12 months, the payment does not need to be included in the DTI ratio. This is a common scenario for mortgage brokers in Miami who work with clients co-signed on student loans or car loans.

Requirement: 12 months of consecutive, on-time payments made by the primary borrower.
Proof: Canceled checks or bank statements from the primary borrower's sole account.
Outcome: The monthly payment is completely excluded from your DTI calculation, potentially increasing your purchasing power significantly. (The data, information, or policy mentioned here may vary over time.)

Navigating FHA Rules for Co-Signed Debt

FHA loans, insured by the Federal Housing Administration, often have stricter guidelines, known as 'overlays', that can vary by lender. While the core FHA rule allows for the exclusion of co-signed debt with 12 months of proof, many FHA-approved lenders are more conservative. They may still count the debt against you regardless of who is paying it. Some lenders might require that the debt is paid off, or they may simply deny the loan if the DTI is too high with the co-signed payment included.

Requirement: Lender-dependent. While FHA allows exclusion with 12 months of proof, many lenders will not permit it.
Proof: The same 12 months of statements are the starting point, but may not be sufficient.
Outcome: It is much less certain. You may need to find a lender with no FHA overlays on this specific rule, or you might have to qualify with the payment included in your DTI. It's crucial to discuss this with your loan officer upfront if you're seeking an FHA loan in Florida. (The data, information, or policy mentioned here may vary over time.)

The Impact of Making a Single Payment

Life happens. Perhaps the primary borrower was short on cash one month, and you stepped in to make a student loan payment to protect your credit score. Unfortunately, in the eyes of an underwriter, this action completely resets the clock. If you have made even one payment on that co-signed loan within the last 12 months, you cannot exclude the debt from your DTI. The 12-month seasoning period must be composed of 12 consecutive payments made by the primary borrower. Your single payment, while well-intentioned, breaks that chain of consistency. You would have to wait for an additional 12 months of payments to be made solely by the primary borrower before you could attempt to exclude the debt again.

The Role of a Student Loan Servicer Letter

Some borrowers believe that getting a formal letter from the student loan servicing company stating that the primary borrower is in good standing and has been making payments is sufficient proof. While such a letter can be a helpful supporting document, it is almost never enough on its own. Lenders require proof of the source of the funds, which a servicer letter cannot provide. The servicer only knows that the bill was paid; they don't know whose bank account the money came from. Always prioritize gathering the 12 months of bank statements or canceled checks, and view a servicer letter as a secondary piece of evidence to strengthen your file.

Removing Yourself as a Co-Signer

The most definitive way to solve the co-signed debt issue is to be removed from the loan entirely through a 'co-signer release'. This is the cleanest and most permanent solution, as the debt will no longer appear on your credit report at all. However, this process is controlled entirely by the student loan servicer, not your mortgage lender.

Typically, a co-signer release requires:

A Period of On-Time Payments: The primary borrower usually needs to have made a certain number of consecutive, on-time payments (often 12, 24, or even 36 months).
Credit and Income Check: The primary borrower must apply and prove they have sufficient income and a good enough credit score to qualify for the loan on their own.

If the primary borrower meets the servicer's criteria, you can be formally released. It's a proactive step that is best taken well before you plan to apply for a mortgage, as the process can take several weeks or months to complete.

What If the Primary Borrower Has Late Payments?

If the primary borrower has made any late payments on the student loan within the last 12 months, you will not be able to exclude the debt from your DTI. Late payments are a major red flag for underwriters. It signals payment instability and reinforces the lender's concern that you, the co-signer, might have to step in and take over the payments in the future. A perfect, 12-month record of on-time payments by the primary borrower is non-negotiable for excluding the debt from your mortgage qualification. If you're navigating a complex DTI situation with a co-signed loan, the rules can be nuanced and vary by lender. A mortgage strategist can help you prepare the correct documentation and align you with the right loan program to ensure a smooth approval.

If you're facing challenges with a co-signed debt on your mortgage application, our experts can help clarify your options. Take the next step towards your homeownership goals and Apply for a Mortgage to see how we can structure your loan for success.

Author Bio

David Ghazaryan is the expert mortgage strategist and founder behind iQRATE Mortgages. With a mission to fund home loans that traditional banks won't touch, David specializes in helping clients with unique financial situations, including those recovering from foreclosure or bankruptcy. He expertly crafts smart, strategic, and stress-free mortgages by leveraging a vast network of over 100 lenders to secure competitive rates for investors and homebuyers alike. Praised for exceptional customer service, David has helped hundreds of families with a 97% satisfaction rate, guiding them to the mortgage they deserve.