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42 U.S.C. 18981: DefinitionsText contains those laws in effect through Public Law 119-120 (October 7, 2026).
From Title 42-THE PUBLIC HEALTH AND WELFARECHAPTER 163-RESEARCH AND DEVELOPMENT, COMPETITION, AND INNOVATION
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§18981. Definitions

In this subchapter:

(1)  Board

The term “Board” means the National Science Board.

(2)  Director

The term “Director” means the Director of the National Science Foundation.

(3)  NSF INCLUDES

The term “NSF INCLUDES” means the initiative carried out under section 19012 of this title.

(4)  STEM ecosystem

The term “STEM ecosystem” means a local, regional, or statewide network, consortium, or multi-sector partnership, which may be led or co-led by a nonprofit organizational entity, that is operating in the United States with the goal of supporting participation in STEM study, activities, and career pathways as defined in the CoSTEM Annual Progress Report of 2020 with a broad range of non-Federal partners.

( Pub. L. 117–167, div. B, title III, § 10302 , Aug. 9, 2022 , 136 Stat. 1506 .)