| 540. | Investigations and improvements; control by Department of the Army; wildlife conservation. | |
| 540a. | Availability of appropriations for attendance by military personnel at meetings and for printing survey reports. | |
| 541. | Board of Engineers for Rivers and Harbors; establishment; duties and powers generally. | |
| 542. | Review by Board of Engineers of reports on examinations and surveys and special reports. | |
| 543. | Employment of civil engineers on western and northwestern rivers. | |
| 544 , 544a. | Repealed. | |
| 544b. | Employment of physicians to examine employees; fee or employment basis; validation of prior agreements. | |
| 544c. | Minority group participation in construction of the Tennessee-Tombigbee Waterway project; annual report to Congress. | |
| 545. | Preliminary examinations and reports; surveys; contents of report to Congress generally. | |
| 545a. | Discontinuance. | |
| 546. | Investigation of stream flow and watersheds; surveys in connection with dams. | |
| 546a. | Information as to configuration of shore line. | |
| 547. | Reports as to local benefits of improvement and recommendations as to local cooperation. | |
| 547a. | Inclusion of regional economic development benefits in economic analysis for purposes of computing economic justification of project. | |
| 548 , 549. | Omitted or Repealed. | |
| 549a. | Review of navigation, flood control, and water supply projects. | |
| 549b. | Inclusion of project or facility in Corps of Engineers workplan. | |
| 550. | Report on water terminal and transfer facilities. | |
| 551. | Policy of Government as to terminal facilities for new projects. | |
| 552. | Repealed. | |
| 553. | Freight statistics. | |
| 554. | Duty of shipowners and officers to furnish information to person in local charge of improvement; penalty. | |
| 555. | Duty of shipowners and officers to furnish information required by Secretary of the Army. | |
| 555a. | Petroleum product information. | |
| 556. | Printing reports generally. | |
| 557. | Payment of costs of printing. | |
| 557a. | Publication of pamphlets, maps, brochures, and other material. | |
| 557b. | Sale of publications, charts, or other material; deposit of proceeds. | |
| 558. | Proceeds from sale or transfer of property acquired. | |
| 558a. | Repealed. | |
| 558b. | Exchange of land or property. | |
| 558b–1. | Application to authorized works of flood control. | |
| 558c. | Rights-of-way over United States land. | |
| 559. | Disposition of rentals for Government plants. | |
| 560. | Contributions from private parties; return of excess. | |
| 561. | Repealed. | |
| 561a. | Contributions from local interests; reduction to meet lowered cost. | |
| 562. | Channel depths and dimensions defined. | |
| 562a. | Project depths for national defense purposes; waterways for general commerce. | |
| 563 , 564. | Omitted or Repealed. | |
| 565. | River and harbor improvement by private or municipal enterprise. | |
| 566. | Improvement by or under authority of State of New Jersey. | |
| 567. | Navigation and flood control improvements by Minnesota, North Dakota, and South Dakota. | |
| 567a. | Flood and pollution control compacts between certain States. | |
| 567b. | Pollution of Potomac drainage basin; control by State compacts. | |
| 567b–1. | Amended compact. | |
| 568. | Limitation on power of committee of Congress to consider projects. | |
| 569. | Personal equipment for employees; use of funds for purpose. | |
| 569a. | Temporary employment of experts or consultants; compensation. | |
| 569b. | Contracts; architect and engineering services; surveying and mapping services. | |
| 569c. | Services of volunteers. | |
| 569d. | Safety award and promotional materials. | |
| 569e. | Use of private sector resources in surveying and mapping. | |
| 569f. | Debarment of persons convicted of fraudulent use of “Made in America” labels. | |
| 570. | Default in contract; disposition of amounts collected. | |
| 571. | Crediting reimbursements for lost, stolen, or damaged property. | |
| 572. | Collection and removal of drift in Baltimore Harbor. | |
| 573 , 574. | Repealed or Omitted. | |
| 574a. | Training funds. | |
| 575. | Availability of appropriations for expenses incident to operation of power boats or vessels; expenses defined; certification of expenditures. | |
| 576. | Revolving fund; establishment; availability; reimbursement; transfer of funds; limitation. | |
| 576a. | Purchase of passenger motor vehicles by Corps of Engineers. | |
| 576b. | Lease authority. | |
| 576c. | Corps of Engineers operation of unmanned aircraft systems. | |
| 577. | Small river and harbor improvement projects. | |
| 577a. | Small-boat navigation projects; charter fishing craft. | |
| 577b. | Cost of operation and maintenance of general navigation features of small boat harbor projects; applicable projects. | |
| 578. | Disposal of surplus property for development of public port or industrial facilities. | |
| 578a. | Disposition studies. | |
| 578b. | Disposition of projects. | |
| 579. | Repealed. | |
| 579a. | Corps budgeting; project deauthorizations; comprehensive backlog report. | |
| 579b to 579d–1. | Omitted or Repealed. | |
| 579d–2. | Deauthorization of inactive projects. | |
| 579e. | Access to real estate data. | |
| 579f. | Budgetary evaluation metrics and transparency; public participation. | |
| 579g. | Annual reports. | |
| 581. | Hiring special means of transportation. | |
| 582. | Repealed. | |
| 583. | Payment of allowances, etc., incident to change of station of Engineer officers from appropriation for improvements. | |
| 583a. | Payment of pay and allowances of officers of Corps of Engineers from appropriation for improvements. | |
| 584 , 584a. | Repealed. | |
| 585. | Reserve component training at water resources development projects. | |
| 591. | Condemnation, purchase, and donation of land and materials. | |
| 592. | Condemnation of land in aid of person, company, corporation, municipal or private. | |
| 593. | Condemnation of land in aid of State or State agency. | |
| 594. | When immediate possession of land may be taken. | |
| 595. | Consideration of benefits in assessing compensation. | |
| 595a. | Compensation for taking or condemnation of property for public improvements; fair market value; partial taking; effective date. | |
| 596. | Repealed. | |
| 597. | Acquisition of lands for water resource development projects; information as to probable timing for acquisition; public meetings; regulations. | |
| 598. | Resettlement of displaced families, individuals, and business concerns. | |
| 598a. | Property acquisition. | |
| 598b. | Minimum real estate interest. | |
| 598c. | Easements for hurricane and storm damage reduction projects. | |
| 601. | Mississippi River; regulation of reservoirs at headwaters. | |
| 602. | Maintenance of channel of South Pass of Mississippi River. | |
| 603. | Repealed. | |
| 603a. | Removal of snags and debris, and straightening, clearing, and protecting channels in navigable waters. | |
| 604. | Removal of snags, etc., from Mississippi River. | |
| 605. | Operation of snag boats on Upper Mississippi River. | |
| 605a. | Mississippi River forecasting improvements. | |
| 606. | Removal of snags, and so forth, from Ohio River. | |
| 607. | Removal of drift from New York Harbor. | |
| 607a. | Appropriations; separate project. | |
| 608. | Construction of fishways. | |
| 609. | Sluices and other work in dams for development of water power. | |
| 610. | Control of aquatic plant growths and invasive species. | |
| 621. | By what methods river and harbor work may be authorized to be prosecuted. | |
| 622. | Contracts, etc., with private industry for implementation of projects for improvements and dredging; reduction of federally owned fleet. | |
| 623. | Repealed. | |
| 624. | Limitation on improvement work by private contract. | |
| 625. | Repealed. | |
| 626. | Prosecution of work when appropriation insufficient. | |
| 627. | Application of appropriation when separate works are included therein. | |
| 628. | Expenditure for dredging within harbor lines. | |
| 629. | Contract for hire of dredging plant. | |
| 630. | Limitation on expenditure for purchase of dredges. | |
| 631. | Transfer of property between projects. | |
| 632. | Omitted. | |
| 633. | Protection, alteration, reconstruction, relocation, or replacement of structures and facilities; contract standards; reasonable costs. | |
| 634. | Assistance relating to water supply. | |
| 635. | Coast Guard anchorages. | |
