[Code of Federal Regulations] [Title 40, Volume 2] [Revised as of July 1, 2003] From the U.S. Government Printing Office via GPO Access [CITE: 40CFR51.163] [Page 166] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 51--REQUIREMENTS FOR PREPARATION, ADOPTION, AND SUBMITTAL OF IMPLEMENTATION PLANS--Table of Contents Subpart I--Review of New Sources and Modifications Sec. 51.163 Administrative procedures. The plan must include the administrative procedures, which will be followed in making the determination specified in paragraph (a) of Sec. 51.160.