Debt-to-Income Ratio -- It's Just as Important as Your Credit Score When Buying a New Home

Your debt-to-income ratio (DTI) is a simple way ofyour level of income. That's why the DTI is treated
calculating how much of your monthly income goesseparately as a critical filter on loan applications. So
toward debt payments. Lenders use the DTI toeven if you have a PERFECT payment history, but
determine how much money they can safely loanthe mortgage you've applied for would cause you to
you toward a home purchase or mortgageexceed the 36% limit, you'll still be turned down for
refinancing. Everyone knows that their credit score isthe loan.
an important factor in qualifying for a loan. But inThe 28/36 rule for debt-to-income ratio is a
reality, the DTI is every bit as important as thebenchmark that has worked well in the mortgage
credit score.industry for years. Unfortunately, with the recent
Lenders usually apply a standard called the "28/36boom in real estate prices, lenders have been forced
rule" to your debt-to-income ratio to determineto get more "creative" in their lending practices.
whether you're loan-worthy. The first number, 28, isWhenever you hear the term "creative" in connection
the maximum percentage of your gross monthlywith loans or financing, just substitute "riskier" and
income that the lender will allow for housingyou'll have the true picture. Naturally, the extra risk is
expenses. The total includes payments on theshifted to the consumer, not the lender.
mortgage loan, mortgage insurance, fire insurance,Mortgages used to be pretty simple to understand:
property taxes, and homeowner's association dues.You paid a fixed rate of interest for 30 years, or
This is usually called PITI, which stands for principal,maybe 15 years. Today, mortgages come in a
interest, taxes, and insurance.variety of flavors, such as adjustable-rate, 40-year,
The second number, 36, refers to the maximuminterest-only, option-adjustable, or piggyback
percentage of your gross monthly income the lendermortgages, each of which may be structured in a
will allow for housing expenses PLUS recurring debt.number of ways.
When they calculate your recurring debt, they willThe whole idea behind all these newer types of
include credit card payments, child support, car loans,mortgages is to shoehorn people into qualifying for
and other obligations that are not short-term.loans based on their debt-to-income ratio. "It's all
Let's say your gross earnings are $4,000 per month.about the payment," seems to be the prevailing view
$4,000 times 28% equals $1,120. So that is thein the mortgage industry. That's fine if your payment
maximum PITI, or housing expense, that a typicalis fixed for 30 years. But what happens to your
lender will allow for a conventional mortgage loan. Inadjustable rate mortgage if interest rates rise? Your
other words, the 28 figure determines how muchmonthly payment will go up, and you might quickly
house you can afford.exceed the safety limit of the old 28/36 rule.
Now, $4,000 times 36% is $1,440. This figureThese newer mortgage products are fine as long as
represents the TOTAL debt load that the lender willinterest rates don't climb too far or too fast, and also
permit. $1,440 minus $1,120 is $320. So if youras long as real estate prices continue to appreciate at
monthly obligations on recurring debt exceed $320,a healthy pace. But make sure you understand the
the size of the mortgage you'll qualify for willworst-case scenario before taking on one of these
decrease proportionally. If you are paying $600 percomplicated loans. The 28/36 rule for debt-to-income
month on recurring debt, for example, instead ofhas been around so long simply because it works to
$320, your PITI must be reduced to $840 or less.keep people out of risky loans.
That translates to a much smaller loan and a lot lessSo make sure you understand exactly how far or
house.how fast your loan payment can increase before
Bear in mind that your car payment has to come outaccepting one of these newer types of mortgages.
of that difference between 28% and 36%, so in ourIf your DTI disqualifies you for a conventional
example, the car payment must be included in the30-year fixed rate mortgage, then you should think
$320. It doesn't take much these days to reach atwice before squeezing yourself into an adjustable
$300/month car payment, even for a modestrate mortgage just to keep the payment
vehicle, so that doesn't leave a whole lot of room formanageable.
other types of debt.Instead, think in terms of increasing your initial down
The moral of the story here is that too much debtpayment on the property in order to lower the
can ruin your chances to qualify for a homeamount you'll need to finance. It may take you longer
mortgage. Remember, the debt-to-income ratio isto get into your dream home by using this more
something that lenders look at separately from yourconservative approach, but that's certainly better
credit history. That's because your credit score onlythan losing that dream home to foreclosure because
reflects your payment history. It's a measurement ofincreasing monthly payments have driven your
how responsibly you've managed your use of credit.debt-to-income ratio sky-high.
But your credit score does not take into account