[Code of Federal Regulations] [Title 40, Volume 21] [Revised as of July 1, 2007] From the U.S. Government Printing Office via GPO Access [CITE: 40CFR121.13] [Page 128-129] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 121_STATE CERTIFICATION OF ACTIVITIES REQUIRING A FEDERAL LICENSE OR PERMIT--Table of Contents Subpart B_Determination of Effect on Other States Sec. 121.13 Review by Regional Administrator and notification. The Regional Administrator shall review the application, certification, and any supplemental information provided in accordance with Sec. Sec. 121.11 and 121.12 and if the Regional Administrator determines there is reason to believe that a discharge may affect the quality of the waters of any State or States other than the State in which the discharge originates, the Regional Administrator [[Page 129]] shall, no later than 30 days of the date of receipt of the application and certification from the licensing or permitting agency as provided in Sec. 121.11, so notify each affected State, the licensing or permitting agency, and the applicant.