### Question
What is the definition of mortgage?


### Answer
The definition of **mortgage** is as follows in *12 U.S.C. § 1715z*:

> a first mortgage or first lien on real estate, in fee simple, a first or subordinate mortgage or lien on all stock allocated to a dwelling unit in a residential cooperative housing corporation, or a first mortgage or first lien on a leasehold—


(A) under a lease for not less than 99 years that is renewable

#### Citation:
  - *12 U.S.C. § 1715z*
  - Heading: **CHAPTER 13-NATIONAL HOUSING > SUBCHAPTER II-MORTGAGE INSURANCE**

