--- kind: "unit" title: "22" title_heading: "Foreign Relations and Intercourse" key: "ch7/schIV" level: "subchapter" label: "Subchapter IV" heading: "International Boundary and Water Commission" release: "119-102" date: "2026-07-12" url: "https://uscodex.org/usc/22/ch7-schIV" sections_count: 60 --- # Subchapter IV — International Boundary and Water Commission Title 22 — Foreign Relations and Intercourse › Chapter 7 — International Bureaus, Congresses, Etc. ## Sections - [§277. International Boundary Commission, United States and Mexico; study of boundary waters](/usc/22/277.md) - [§277a. Investigations of commission; construction of works or projects](/usc/22/277a.md) - [§277b. Works or projects under treaty](/usc/22/277b.md) - [§277c. Agreements with political subdivisions; acquisition of lands](/usc/22/277c.md) - [§277d. Funds received from Mexico; expenditure](/usc/22/277d.md) - [§277d–1. Authorizations for Mexican treaty projects; acquisition of lands for relocation purposes; contracts and conveyances](/usc/22/277d-1.md) - [§277d–2. Construction and maintenance of roads, highways, etc.; housing and other facilities for personnel](/usc/22/277d-2.md) - [§277d–3. Authorization for appropriations; activities for which available; contracts for excess amounts](/usc/22/277d-3.md) - [§277d–4. Acquisition of properties of Imperial Irrigation District of California](/usc/22/277d-4.md) - [§277d–5. Availability of prior appropriations; restriction to projects agreed to under treaty](/usc/22/277d-5.md) - [§277d–6. Douglas-Agua Prieta Sanitation Project; operation by Commission; division of costs; contribution by City of Douglas, Arizona](/usc/22/277d-6.md) - [§277d–7. Authorization for appropriations; availability of prior appropriations; use of moneys received](/usc/22/277d-7.md) - [§277d–8. Calexico Mexicali Sanitation Project; operation by Commission; division of costs; contribution by City of Calexico, California](/usc/22/277d-8.md) - [§277d–9. Authorization for appropriations; availability of prior appropriations; use of moneys received](/usc/22/277d-9.md) - [§277d–10. Nogales Sanitation Project; operation by Commission; division of costs; contribution by Nogales, Arizona](/usc/22/277d-10.md) - [§277d–11. Authorization of appropriations; availability of prior appropriations; use of moneys received](/usc/22/277d-11.md) - [§277d–12. Expenditures for flood fighting, rescue operations, repairs or restoration of flood control or sanitation works threatened or destroyed by floodwaters of Rio Grande, Colorado, or Tijuana Rivers](/usc/22/277d-12.md) - [§277d–13. Authorization for international storage dam on the Rio Grande](/usc/22/277d-13.md) - [§277d–14. Construction, operation, and maintenance on self-liquidating basis of facilities for generating hydroelectric energy](/usc/22/277d-14.md) - [§277d–15. Integration of operation of dam with other United States water conservation activities](/usc/22/277d-15.md) - [§277d–16. Authorization of appropriations](/usc/22/277d-16.md) - [§277d–17. Chamizal boundary settlement; investigations relating to river channel; acquisition of lands; relocation of facilities](/usc/22/277d-17.md) - [§277d–18. Construction, operation, and maintenance of works; Bridge of the Americas](/usc/22/277d-18.md) - [§277d–19. Compensation of owners and tenants to prevent economic injury; regulations](/usc/22/277d-19.md) - [§277d–20. Limitation on application for reimbursement or compensation](/usc/22/277d-20.md) - [§277d–21. Attorneys’ fees; penalties](/usc/22/277d-21.md) - [§277d–22. Prohibition against duplicate payments; eligibility for payments unaffected by means employed for acquisition of property; rights and powers unaffected](/usc/22/277d-22.md) - [§277d–23. Taxation; exclusion from gross income](/usc/22/277d-23.md) - [§277d–24. Definitions; exemption from administrative procedure provisions](/usc/22/277d-24.md) - [§277d–25. Authorization of appropriations](/usc/22/277d-25.md) - [§277d–26. Lower Colorado River emergency flood control works; agreements with Mexico for joint construction, operation and maintenance](/usc/22/277d-26.md) - [§277d–27. Execution of agreements](/usc/22/277d-27.md) - [§277d–28. Authorization of appropriations](/usc/22/277d-28.md) - [§277d–29. Rio Grande canalization project; flood and sediment control; agreements authorized; control gates; costs; authorization of appropriations](/usc/22/277d-29.md) - [§277d–30. Lower Rio Grande drainage conveyance canal projects; agreements with Mexico for construction, operation, and maintenance; division of costs; non-Federal assurances of one-half of Federal costs](/usc/22/277d-30.md) - [§277d–31. Authorization of appropriations](/usc/22/277d-31.md) - [§277d–32. Tijuana River flood control project; agreement with Mexico for joint construction, operation and maintenance](/usc/22/277d-32.md) - [§277d–33. Authorization; construction, operation, and maintenance, appropriations, and acquisition of land](/usc/22/277d-33.md) - [§277d–34. American-Mexican Boundary Treaty, authorization for carrying out treaty provisions; investigations; land acquisition, purposes; damages, repair or compensation](/usc/22/277d-34.md) - [§277d–35. Construction, operation, and maintenance of works; property relocation, contracts; transfer of authority](/usc/22/277d-35.md) - [§277d–36. Sale of excess land](/usc/22/277d-36.md) - [§277d–37. Channel shifts; boundary determination](/usc/22/277d-37.md) - [§277d–38. Acquired land, addition to State; State jurisdiction](/usc/22/277d-38.md) - [§277d–39. Hidalgo-Reynosa lands; administration; part of national wildlife refuge system](/usc/22/277d-39.md) - [§277d–40. Authorization of appropriations](/usc/22/277d-40.md) - [§277d–41. American-Mexican Boundary Treaty, Presidio flood control project; authorization of flood control agreement](/usc/22/277d-41.md) - [§277d–42. Construction, operation, and maintenance of flood control works; authorization of appropriations; restrictions](/usc/22/277d-42.md) - [§277d–43. Definitions](/usc/22/277d-43.md) - [§277d–44. Actions to be taken by the Commission and the Administrator](/usc/22/277d-44.md) - [§277d–45. New Treaty Minute](/usc/22/277d-45.md) - [§277d–46. Authorization of appropriations](/usc/22/277d-46.md) - [§277e. Disposal of lands; issuance of licenses for use of lands; compensation for injured property](/usc/22/277e.md) - [§277f. Valley Gravity Canal and Storage Project](/usc/22/277f.md) - [§277g. Agreements to correct pollution of Rio Grande](/usc/22/277g.md) - [§277g–1. Authority of Secretary of State to plan, construct, operate, and maintain facilities](/usc/22/277g-1.md) - [§277g–2. Consultation with Administrator of Environmental Protection Agency and other authorities](/usc/22/277g-2.md) - [§277g–3. Authorization of appropriations](/usc/22/277g-3.md) - [§277h. Authority of the International Boundary and Water Commission to assist State and local governments](/usc/22/277h.md) - [§277i. Report on water sharing](/usc/22/277i.md) - [§277j. Management of international transboundary water pollution](/usc/22/277j.md)