[Code of Federal Regulations] [Title 40, Volume 13] [Revised as of July 1, 2005] From the U.S. Government Printing Office via GPO Access [CITE: 40CFR63.7180] [Page 62] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 63_NATIONAL EMISSION STANDARDS FOR HAZARDOUS AIR POLLUTANTS FOR SOURCE CATEGORIES--Table of Contents Subpart BBBBB_National Emission Standards for Hazardous Air Pollutants for Semiconductor Manufacturing Sec. 63.7180 What is the purpose of this subpart? Source: 68 FR 27925, May 22, 2003, unless otherwise noted. What This Subpart Covers This subpart establishes national emission standards for hazardous air pollutants (NESHAP) for semiconductor manufacturing facilities. This subpart also establishes requirements to demonstrate initial and continuous compliance with the emission standards.