The term “IWTP” means the South Bay International Wastewater Treatment Plant constructed under the provisions of the Federal Water Pollution Control Act ( 33 U.S.C. 1251 et seq.), section 510 of the Water Quality Act of 1987 ( 101 Stat. 80–82 ), and Treaty Minutes to the Treaty for the Utilization of Waters of the Colorado and Tijuana Rivers and of the Rio Grande, dated February 3, 1944 .
22 USC § 277d-43(3)
None identified, default scope is assumed to be the parent (subchapter IV) of this section.