Federal

Title 33 — Navigation and Navigable Waters

1,569 sections, each with the official text and a plain-English explanation of what it means for you.

• § 2805 — Authorization of appropriations
• § 281 to 293 — Repealed. Pub. L. 96–591, § 8(b) , Dec. 24, 1980 , 94 Stat. 3435
• § 29 — Cuivre River, Missouri
• § 2901 — Purposes
• § 2902 — Definitions
• § 2903 — Estuary habitat restoration program
• § 2904 — Establishment of Estuary Habitat Restoration Council
• § 2905 — Estuary habitat restoration strategy
• § 2906 — Monitoring of estuary habitat restoration projects
• § 2907 — Reporting
• § 2908 — Funding
• § 2909 — General provisions
• § 294 — Repealed. Pub. L. 96–591, § 8(b) , Dec. 24, 1980 , 94 Stat. 3435
• § 295 — Repealed. Pub. L. 96–591, § 8(b) , Dec. 24, 1980 , 94 Stat. 3435
• § 29a — East River, Wisconsin
• § 3 — Regulations to prevent injuries from target practice
• § 30 — Grand River, Missouri, above Brunswick
• § 3001 — Commissioned officer corps
• § 3002 — Definitions
• § 3003 — Authorized number on the active list
• § 3004 — Strength and distribution in grade
• § 3005 — Number of authorized commissioned officers
• § 3006 — Obligated service requirement
• § 3007 — Training and physical fitness
• § 3008 — Cooperative aviation centers
• § 3009 — Use of recruiting materials for public relations
• § 301 to 303 — Repealed. Pub. L. 96–591, § 8(a) , Dec. 24, 1980 , 94 Stat. 3435
• § 3010 — Awards and decorations
• § 3021 — Original appointments and reappointments
• § 3022 — Personnel boards
• § 3023 — Separation of ensigns found not fully qualified
• § 3024 — Promotion by selection to permanent grades above lieutenant (junior grade)
• § 3025 — Length of service for promotion purposes
• § 3026 — Appointments and promotions to permanent grades
• § 3027 — General qualification of officers for promotion to higher permanent grade
• § 3028 — Positions of importance and responsibility
• § 3029 — Temporary appointments
• § 3030 — Temporary appointment or advancement of commissioned officers in time of war or national emergency
• § 3031 — Pay and allowances; date of acceptance of promotion
• § 3032 — Service credit as deck officer or junior engineer for promotion purposes
• § 3033 — Suspension during war or emergency
• § 3034 — Officer candidates
• § 3035 — Procurement of personnel
• § 3036 — Career flexibility to enhance retention of officers
• § 3041 — Involuntary retirement or separation
• § 3042 — Separation pay
• § 3043 — Mandatory retirement for age
• § 3044 — Retirement for length of service
• § 3045 — Computation of retired pay
• § 3046 — Retired grade and retired pay
• § 3047 — Retired rank and pay held pursuant to other laws unaffected
• § 3048 — Continuation on active duty; deferral of retirement
• § 3049 — Recall to active duty
• § 3061 — Cooperation with and transfer to military departments
• § 3062 — Relative rank of officers when serving with Army, Navy, or Air Force
• § 3063 — Rules and regulations when cooperating with military departments
• § 3071 — Applicability of certain provisions of title 10
• § 3071a — Applicability of certain provisions of title 37
• § 3072 — Eligibility for veterans benefits and other rights, privileges, immunities, and benefits under certain provisions of law
• § 3073 — Medical and dental care
• § 3074 — Commissary privileges
• § 3075 — Authority to use appropriated funds for transportation and reimbursement of certain items
• § 3076 — Presentation of United States flag upon retirement
• § 3077 — Education loan repayment program
• § 3078 — Interest payment program
• § 3079 — Student pre-commissioning education assistance program
• § 3079–1 — Repealed. Pub. L. 119–60, div. H, title LXXXIV, § 8408(a) , Dec. 18, 2025 , 139 Stat. 1913
• § 3079a — Treatment of commission in commissioned officer corps as employment in Administration for purposes of certain hiring decisions
• § 3079b — Shore leave for professional mariners
• § 3079c — Eligibility of former officers to compete for certain positions
• § 31 — Iowa River, Iowa, above Toolsboro
• § 3101 — Interagency oceans and human health research program
• § 3102 — National Oceanic and Atmospheric Administration Oceans and Human Health Initiative
• § 3103 — Public information and outreach
• § 3104 — Authorization of appropriations
• § 311 to 323 — Repealed. Pub. L. 96–591, § 8(a) , Dec. 24, 1980 , 94 Stat. 3435
• § 32 — Lake George, Mississippi
• § 3201 — Definitions
• § 3202 — Purposes
• § 3203 — Tsunami forecasting and warning program
• § 3204 — National tsunami hazard mitigation program
• § 3205 — Tsunami research program
• § 3206 — Global tsunami warning and mitigation network
• § 3206a — Tsunami Science and Technology Advisory Panel
• § 3207 — Authorization of appropriations
• § 3208 — Outreach responsibilities
• § 33 — Little River, Arkansas, from Big Lake to Marked Tree
• § 3301 — Definitions
• § 3302 — Committee on Levee Safety
• § 3303 — Inventory and inspection of levees
• § 3303a — Levee safety initiative
• § 3303b — Reports
• § 3304 — Limitations on statutory construction
• § 3305 — Authorization of appropriations
• § 3306 — Certain levee improvements
• § 3307 — Assessment of Corps of Engineers levees
• § 331 — Repealed. Pub. L. 96–591, § 8(a) , Dec. 24, 1980 , 94 Stat. 3435
• § 34 — Mill Slough, Oregon
• § 3401 — Purpose
• § 3402 — Program established
• § 3403 — Powers and duties of the Administrator
• § 3404 — Education, workforce training, and outreach
• § 3405 — Ocean Exploration Advisory Board
• § 3406 — Authorization of appropriations
• § 3407 — Definitions
• § 3408 — National Ocean Mapping, Exploration, and Characterization Council
• § 341 to 351 — Repealed. Pub. L. 96–591, § 8(a) , Dec. 24, 1980 , 94 Stat. 3435
• § 3421 to 3426 — Repealed. Pub. L. 117–263, div. J, title CIII, § 10306(a) , Dec. 23, 2022 , 136 Stat. 3974
• § 35 — Mississippi River, West Channel, opposite La Crosse, Wisconsin
• § 3501 — Establishment of program
• § 3502 — Interagency Working Group on Ocean and Coastal Mapping
• § 3503 — Biennial reports
• § 3504 — NOAA joint ocean and coastal mapping centers
• § 3504a — Ocean and coastal mapping Federal funding opportunity
• § 3504b — Agreements and financial assistance
• § 3505 — Effect on other laws
• § 3506 — Authorization of appropriations
• § 3507 — Definitions
• § 352 — Repealed. Pub. L. 96–591, § 8(a) , Dec. 24, 1980 , 94 Stat. 3435
• § 353 to 356 — Repealed. Pub. L. 96–591, § 8(a) , Dec. 24, 1980 , 94 Stat. 3435
• § 36 — Mosquito Creek, South Carolina
• § 360, 360a — Repealed. Pub. L. 96–591, § 8(a) , Dec. 24, 1980 , 94 Stat. 3435
• § 3601 — Purposes
• § 3602 — Definitions
• § 3603 — Integrated Coastal and Ocean Observing System
• § 3604 — Interagency financing and agreements
• § 3605 — Application with other laws
• § 3606 — Report to Congress
• § 3607 — Public-private use policy
• § 3608 — Repealed. Pub. L. 116–271, title I, § 107(a) , Dec. 31, 2020 , 134 Stat. 3341
• § 3609 — Intent of Congress
• § 361 to 368 — Repealed. Pub. L. 98–89, § 4(b) , Aug. 26, 1983 , 97 Stat. 599
• § 3610 — Authorization of appropriations
• § 3611 — Assessing and modeling named storms over coastal States
• § 3612 — Accelerating innovation at Cooperative Institutes
• § 3613 — Blue Economy valuation
• § 37 — Nodaway River, Missouri
• § 3701 — Purposes
• § 3702 — Definitions
• § 3703 — Interagency working group
• § 3704 — Strategic research plan
• § 3705 — NOAA ocean acidification activities
• § 3706 — NSF ocean acidification activities
• § 3707 — NASA ocean acidification activities
• § 3708 — Authorization of appropriations
• § 38 — Oklawaha River, Florida; Kyle and Young Canal and “Morrison Landing extension” substituted
• § 3801 — Definitions
• § 3802 — Covered vessels
• § 3803 — Administration and enforcement
• § 3804 — Compliance with international law
• § 3805 — Utilization of personnel, facilities or equipment of other Federal departments and agencies
• § 381 — Use of public vessels to suppress piracy
• § 382 — Seizure of piratical vessels generally
• § 3821 — Certificates
• § 3822 — Declaration
• § 3823 — Other compliance documentation
• § 3824 — Process for considering additional controls
• § 3825 — Scientific and technical research and monitoring; communication and information
• § 3826 — Communication and exchange of information
• § 383 — Resistance of pirates by merchant vessels
• § 384 — Condemnation of piratical vessels
• § 3841 — Prohibitions
• § 3842 — Investigations and inspections by Secretary
• § 3843 — EPA enforcement
• § 3844 — Additional authority of the Administrator
• § 385 — Seizure and condemnation of vessels fitted out for piracy
• § 3851 — Criminal enforcement
• § 3852 — Civil enforcement
• § 3853 — Liability in rem
• § 3854 — Vessel clearance or permits; refusal or revocation; bond or other surety
• § 3855 — Warnings, detentions, dismissals, exclusion
• § 3856 — Referrals for appropriate action by foreign country
• § 3857 — Remedies not affected
• § 386 — Commissioning private vessels for seizure of piratical vessels
• § 387 — Duties of officers of customs and marshals as to seizure
• § 39 — Ollala Slough, Oregon
• § 3901 — Definitions
• § 3902 — Authority to provide assistance
• § 3903 — Applications
• § 3904 — Eligible entities
• § 3905 — Projects eligible for assistance
• § 3906 — Activities eligible for assistance
• § 3907 — Determination of eligibility and project selection
• § 3908 — Secured loans
• § 3909 — Program administration
• § 391 — Summary trials authorized
• § 3910 — State, tribal, and local permits
• § 3911 — Regulations
• § 3912 — Funding
• § 3913 — Reports on program implementation
• § 3914 — Requirements
• § 3915 — Outreach plan
• § 392 — Complaint and answer; jury trial
• § 393 — Amendments of complaint and adjournments
• § 394 — Challenge to jurors
• § 395 — Limit of sentence
• § 396 — Recovery of penalties and forfeitures generally
• § 4 — Water gauges on Mississippi River and tributaries
• § 40 — One Hundred and Two River, Missouri
• § 400 — Continuing authority programs