Fla. Admin. Code R. 62-330.431
(1) A general permit is granted to any person to install riprap:
(b) At an individual, private residential single-family property that is not part of a larger plan of common development, provided:
1. The slope of the riprap is no steeper than two horizontal to one vertical, and the toe of the riprap is no more than 10 feet waterward of the existing mean high water line or approximate ordinary high water line;
2. Riprap is not placed along a length of shoreline of more than 100 linear feet, and is not combined as part of any other use of this general permit on the same parcel of land; and
3. Erosion has occurred, or is likely to occur, along the shoreline.
(2) This general permit shall be subject to the following specific conditions:
Rulemaking Authority 373.026(7), 373.043, 373.118(1), 373.406(5), 373.4131, 373.414(9), 373.418, 403.805(1) FS. Law Implemented 373.118(1), 373.406(5), 373.413, 373.4131, 373.414(9), 373.416, 373.418, 403.814(1) FS. History–New 10-3-95, Formerly 62-341.431, Amended 10-1-13, 6-1-18.