Site Feedback

Title 33

Displaying title 33, up to date as of 7/30/2026. Title 33 was last amended 7/30/2026.
eCFR Content

The Code of Federal Regulations (CFR) is the official legal print publication containing the codification of the general and permanent rules published in the Federal Register by the departments and agencies of the Federal Government. The Electronic Code of Federal Regulations (eCFR) is a continuously updated online version of the CFR. It is not an official legal edition of the CFR.

Learn more about the eCFR, its status, and the editorial process.

Title 33Navigation and Navigable WatersPart / Section
Chapter IICorps of Engineers, Department of the Army, Department of Defense200 – 399
Parts 200-202 [Reserved]
Part 203Emergency Employment of Army and Other Resources, Natural Disaster Procedures203.11 – 203.86
Part 207Navigation Regulations207.9 – 207.800
Part 208Flood Control Regulations208.10 – 208.82
Part 209Administrative Procedure209.50 – 209.345
Part 221Work for Others221.1
Part 222Engineering and Design222.2 – 222.6
Part 230Procedures for Implementing NEPA230.1 – 230.9
Part 234Corps of Engineers Agency Specific Procedures to Implement the Principles, Requirements and Guidelines for Federal Investments in Water Resources234.1 – 234.11
Part 238Water Resources Policies and Authorities: Flood Damage Reduction Measures in Urban Areas238.1 – 238.10
Part 241Flood Control Cost-Sharing Requirements Under the Ability to Pay Provision241.1 – 241.7
Part 242Flood Plain Management Services Program Establishment of Fees for Cost Recovery242.1 – 242.6
Part 245Removal of Wrecks and Other Obstructions245.1 – 245.60
Part 320General Regulatory Policies320.1 – 320.4
Part 321Permits for Dams and Dikes in Navigable Waters of the United States321.1 – 321.3
Part 322Permits for Structures or Work in or Affecting Navigable Waters of the United States322.1 – 322.5
Part 323Permits for Discharges of Dredged or Fill Material into Waters of the United States323.1 – 323.6
Part 324Permits for Ocean Dumping of Dredged Material324.1 – 324.4
Part 325Processing of Department of the Army Permits325.1 – 325.10
Part 326Enforcement326.1 – 326.6
Part 327Public Hearings327.1 – 327.11
Part 328Definition of Waters of the United States328.1 – 328.5
Part 329Definition of Navigable Waters of the United States329.1 – 329.16
Part 330Nationwide Permit Program330.1 – 330.6
Part 331Administrative Appeal Process331.1 – 331.12
Part 332Compensatory Mitigation for Losses of Aquatic Resources332.1 – 332.8
Part 333Processing of Department of the Army Permits and 33 U.S.C. 408 Permissions, National Environmental Policy Act Implementing Procedures333.1 – 333.71
Part 334Danger Zone and Restricted Area Regulations334.1 – 334.1490
Part 335Operation and Maintenance of Army Corps of Engineers Civil Works Projects Involving the Discharge of Dredged or Fill Material into Waters of the U.S. or Ocean Waters335.1 – 335.7
Part 336Factors to Be Considered in the Evaluation of Army Corps of Engineers Dredging Projects Involving the Discharge of Dredged Material into Waters of the U.S. and Ocean Waters336.0 – 336.2
Part 337Practice and Procedure337.0 – 337.10
Part 338Other Corps Activities Involving the Discharge of Dredged Material or Fill into Waters of the U.S.338.1 – 338.2
Part 384Intergovernmental Review of Department of the Army Corps of Engineers Programs and Activities384.1 – 384.13
Part 385Programmatic Regulations for the Comprehensive Everglades Restoration Plan385.1 – 385.40
Part 386Credit Assistance for Water Resources Infrastructure Projects386.1 – 386.15
Parts 387-399 [Reserved]