[Code of Federal Regulations] [Title 40, Volume 29] [Revised as of July 1, 2007] From the U.S. Government Printing Office via GPO Access [CITE: 40CFR503.7] [Page 821] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 503_STANDARDS FOR THE USE OR DISPOSAL OF SEWAGE SLUDGE --Table of Contents Subpart A_General Provisions Sec. 503.7 Requirement for a person who prepares sewage sludge. Any person who prepares sewage sludge shall ensure that the applicable requirements in this part are met when the sewage sludge is applied to the land, placed on a surface disposal site, or fired in a sewage sludge incinerator.