Fill prohibition for areas not covered by structures.
Miami City Code § 20-17
in effectSec. 20-17. - Fill prohibition for areas not covered by structures.
With the exception of any legally permitted building or accessory structure, no other portion of a lot, as defined by the Miami 21 Code, the zoning ordinance of the City of Miami, Florida, as amended, that is below the crown of road or Miami-Dade County flood criteria maps, whichever is lower, may be elevated or filled so as to obliterate the natural contour of the lot. This section shall not apply to any work necessary to provide reasonable vehicular access to the lot, existing grade elevations, below 6.00' NAVD 88, or for any filling required immediately adjacent and in connection with construction or reconstruction of a seawall. Elevated or filled lots are required to meet the following requirements:
(1) Be enclosed by a perimeter retaining wall, minimum elevated 12 inches above highest existing and proposed grade elevations.
(2) Provide a drainage calculation that demonstrates retention of rainwater within surrounding property lines based on 100-year storm, 20 minutes time of concentration, per design standards - Miami Dade County - Public Works Manual - Part 2 - Design and Construction - WC 1.1 Rainfall Intensities—5 min. to 24 hrs.
(Ord. No. 14039, § 2, 12-9-21; Ord. No. 14295, § 2, 7-11-24)
Source: City of Miami, Florida, City Code, City Charter, Special Acts and Related General Laws (Municode Library, library.municode.com)URL: https://library.municode.com/fl/miami/codes/code_of_ordinances?nodeId=PTIITHCO_CH20FLDAPR_S20-17FIPRARNOCOSTFetched: 11/1/2026