16 U.S.C. § 7201
Definitions
In this chapter:
(1) Secretary
The term “Secretary” means the Secretary of the Interior.
(2) System
The term “system” means the National Landscape Conservation System established by section 7202(a) of this title .
( Pub. L. 111–11, title II, § 2001 , Mar. 30, 2009 , 123 Stat. 1094 .)