[Code of Federal Regulations] [Title 40, Volume 5] [Revised as of July 1, 2003] From the U.S. Government Printing Office via GPO Access [CITE: 40CFR58.42] [Page 216] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 58--AMBIENT AIR QUALITY SURVEILLANCE--Table of Contents Subpart E--Photochemical Assessment Monitoring Stations (PAMS) Sec. 58.42 PAMS approval. The PAMS network required by Sec. 58.40 is subject to the approval of the Administrator. Such approval will be contingent upon completion of each phase of the network description as outlined in Sec. 58.41 and upon conformance to the PAMS network design criteria contained in appendix D to this part.