GroundRules
Browse Federal regulations
Read the original sections, or search by topic.
- 33 CFR 117.820 · Atlantic Intracoastal Waterway (Alternate Route), Great Dismal Swamp Canal.
- 33 CFR 117.821 · Atlantic Intracoastal Waterway, Albermarle Sound to Sunset Beach.
- 33 CFR 117.822 · Cape Fear River.
- 33 CFR 117.825 · Newport River.
- 33 CFR 117.829 · Northeast Cape Fear River.
- 33 CFR 117.831 · Pamlico and Tar Rivers.
- 33 CFR 117.833 · Pasquotank River.
- 33 CFR 117.835 · Perquimans River.
- 33 CFR 117.843 · Trent River.
- 33 CFR 117.847 · Ashtabula River.
- 33 CFR 117.848 · Cleveland Harbor.
- 33 CFR 117.849 · Muskingum River (Zanesville Canal).
- 33 CFR 117.850 · Black River.
- 33 CFR 117.851 · Portage River.
- 33 CFR 117.853 · Sandusky Bay.
- 33 CFR 117.855 · Maumee River.
- 33 CFR 117.861 · Blind Slough.
- 33 CFR 117.865 · Clatskanie River.
- 33 CFR 117.869 · Columbia River.
- 33 CFR 117.871 · Coos Bay.
- 33 CFR 117.873 · Coos River.
- 33 CFR 117.875 · Coquille River.
- 33 CFR 117.879 · Isthmus Slough.
- 33 CFR 117.881 · John Day River.
- 33 CFR 117.887 · Oregon Slough (North Portland Harbor).
- 33 CFR 117.889 · Siuslaw River.
- 33 CFR 117.892 · South Slough.
- 33 CFR 117.893 · Umpqua River.
- 33 CFR 117.895 · Wallooskee River.
- 33 CFR 117.897 · Willamette River.
- 33 CFR 117.899 · Youngs Bay and Lewis and Clark River.
- 33 CFR 117.901 · Chester Creek.
- 33 CFR 117.903 · Darby Creek.
- 33 CFR 117.904 · Delaware River.
- 33 CFR 117.905 · Schuylkill River.
- 33 CFR 117.911 · Atlantic Intracoastal Waterway, Little River to Savannah River.
- 33 CFR 117.913 · Ashepoo River.
- 33 CFR 117.915 · Ashley River.
- 33 CFR 117.923 · Congaree River.
- 33 CFR 117.925 · Cooper River.
- 33 CFR 117.929 · Durham Creek.
- 33 CFR 117.936 · Savannah River.
- 33 CFR 117.938 · Waccamaw River.
- 33 CFR 117.941 · Missouri River.
- 33 CFR 117.943 · Cumberland River.
- 33 CFR 117.949 · Tennessee River.
- 33 CFR 117.951 · Arroyo Colorado River.
- 33 CFR 117.953 · Brazos River (Diversion Channel).
- 33 CFR 117.955 · Buffalo Bayou.
- 33 CFR 117.959 · Chocolate Bayou.
- 33 CFR 117.965 · Cow Bayou.
- 33 CFR 117.966 · Galveston Channel.
- 33 CFR 117.967 · Greens Bayou.
- 33 CFR 117.968 · Gulf Intracoastal Waterway.
- 33 CFR 117.971 · Neches River.
- 33 CFR 117.975 · Old Brazos River.
- 33 CFR 117.981 · Sabine River.
- 33 CFR 117.984 · San Bernard River.
- 33 CFR 117.988 · Taylor Bayou Outfall Canal (Joint Outfall Canal (JOC)).
- 33 CFR 117.989 · Trinity River.
- 33 CFR 117.991 · Victoria Barge Canal.
- 33 CFR 117.993 · Lake Champlain.
- 33 CFR 117.995 · Appomattox River.
- 33 CFR 117.997 · Atlantic Intracoastal Waterway, South Branch of the Elizabeth River to the Albermarle and Chesapeake Canal.
- 33 CFR 117.1005 · Chincoteague Channel.
- 33 CFR 117.1007 · Elizabeth River—Eastern Branch.
- 33 CFR 117.1021 · North Landing River.
- 33 CFR 117.1023 · Pamunkey River.
- 33 CFR 117.1025 · York River.
- 33 CFR 117.1029 · Chambers Bay.
- 33 CFR 117.1031 · Chehalis River.
- 33 CFR 117.1035 · Columbia River.
- 33 CFR 117.1037 · Cowlitz River.
- 33 CFR 117.1041 · Duwamish Waterway.
- 33 CFR 117.1045 · Hood Canal.
- 33 CFR 117.1047 · Hoquiam River.
- 33 CFR 117.1051 · Lake Washington Ship Canal.
- 33 CFR 117.1053 · Lewis River.
- 33 CFR 117.1055 · Skagit River.
- 33 CFR 117.1058 · Snake River.
- 33 CFR 117.1059 · Snohomish River, Steamboat Slough, and Ebey Slough.
- 33 CFR 117.1061 · Tacoma Harbor.
- 33 CFR 117.1063 · Willapa River South Fork.
- 33 CFR 117.1065 · Wishkah River.
- 33 CFR 117.1081 · Black River.
- 33 CFR 117.1083 · Duluth-Superior Harbor (St. Louis River).
- 33 CFR 117.1087 · Fox River.
- 33 CFR 117.1089 · Manitowoc River.
- 33 CFR 117.1091 · Menomonee River.
- 33 CFR 117.1093 · Milwaukee, Menomonee, and Kinnickinnic Rivers and South Menomonee and Burnham Canals.
- 33 CFR 117.1095 · Root River.
- 33 CFR 117.1097 · Sheboygan River.
- 33 CFR 117.1099 · St. Croix River.
- 33 CFR 117.1101 · Sturgeon Bay.
- 33 CFR 117.1103 · Upper Mississippi River.
- 33 CFR 117.1107 · Wolf River.
- 33 CFR 118.1 · General requirements.
- 33 CFR 118.3 · Incorporation by reference.
- 33 CFR 118.5 · Penalty for failure to maintain.
- 33 CFR 118.10 · Interference or obstruction prohibited.