[Code of Federal Regulations] [Title 40, Volume 27] [Revised as ofJuly 1, 2003] From the U.S. Government Printing Office via GPO Access [CITE: 40CFR438.10] [Page 386] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 438--METAL PRODUCTS AND MACHINERY POINT SOURCE CATEGORY--Table of Contents Subpart A--Oily Wastes Sec. 438.10 Applicability. (a) This subpart applies to process wastewater directly discharged from facilities specified at Sec. 438.1. (b) This subpart applies to process wastewater discharges from oily operations (as defined at Sec. 438.2(f) and appendix B of this part). (c) This subpart does not apply to process wastewater discharges from metal-bearing operations (as defined at Sec. 438.2(d) and appendix C of this part).