The purpose of this subchapter is to clarify and establish requirements applicable to persons who collect or receive a payment from a wrap borrower under the terms of a wrap mortgage loan, as provided by Finance Code Chapter 159, Subchapter D. The rules in this subchapter apply to a wrap lender or any other person who collects or receives a payment from a wrap borrower under the terms of a wrap mortgage loan, including a third-party servicer servicing a wrap mortgage loan.