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The Electronic Code of Federal Regulations (e-CFR) is a regularly updated, unofficial editorial compilation of CFR material and Federal Register amendments produced by the National Archives and Records Administration's Office of the Federal Register (OFR) and the Government Printing Office.

Parallel Table of Authorities and Rules for the Code of Federal Regulations and the United States Code
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Electronic Code of Federal Regulations

blue pill

e-CFR Data is current as of April 23, 2014

TITLE 45—Public Welfare

SUBTITLE B—REGULATIONS RELATING TO PUBLIC WELFARE (CONTINUED)

CHAPTER VI—NATIONAL SCIENCE FOUNDATION

PART 640—COMPLIANCE WITH THE NATIONAL ENVIRONMENTAL POLICY ACT

rule
§640.1
Purpose.
§640.2
Committee on Environmental Matters.
§640.3
Actions requiring an environmental assessment and categorical exclusions.
§640.4
Responsibilities and procedures for preparation of an environmental assessment.
§640.5
Responsibilities and procedures for preparation of an environmental impact statement.


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