### Question
How does NATIONAL PARKS, MILITARY PARKS, MONUMENTS, AND SEASHORES define improved property?


### Answer
Under *16 U.S.C. § 460u*, **improved property** is defined as:

> a detached, one-family dwelling which meets each of the following criteria:


(1) The construction of the dwelling began before the date (shown in the table contained in this section) corresponding to the appropriate map

#### Citation:
  - *16 U.S.C. § 460u*
  - Heading: **CHAPTER 1-NATIONAL PARKS, MILITARY PARKS, MONUMENTS, AND SEASHORES > SUBCHAPTER LXXIX-INDIANA DUNES NATIONAL LAKESHORE**

