First, you'll need to contact your lender and let them know you want the information. Depending on your lender, you may have to sign in to an online account, call a helpline, or send a formal letter to start the request process.
The payoff function is a function u i : S 1 × S 2 × ⋯ S m → R .
TILA requires that a mortgage lender or servicer send ''an accurate payoff balance within a reasonable time, but in no case more than seven business days'' after receiving the borrower's request. 15 U.S.C. § 1639g.