Portland Land Use Code

Citation: Portland Land Use Code 8.
Parent Document: Portland Land Use Code
Jurisdiction: Portland (municipal)
Original Source: https://www.portlandmaine.gov/asset/a5dcd1dc-4117-40b3-b3da-74a56919e14b ↗

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8.1.5 Projects subject to the standards of the C. Structures within the CFROZ that are 50,000
CFROZ square feet or greater in gross floor area and
A. Any development located within the undergoing substantial improvement are
established boundary of the CFROZ, and which required to meet the CFROZ standards when
meets the thresholds listed below, shall be they contain a critical use or uses. For the
subject to the standards of the CFROZ. purposes of this subsection, substantial
1. All new construction containing a critical improvement shall be as defined in Article 12.
use or uses.
2. New construction of greater than 1,000 8.1.6 Use and dimensional requirements
square feet containing non-critical uses A. Sea level rise design flood elevation (SLR-
only. DFE). The required SLR-DFE shall be
3. Any addition of greater than 1,000 square determined by use classification. For mixed-use
feet containing critical or non-critical uses. developments that contain uses in different
B. Where a change of use occurs within the classifications sharing a ground floor, each use
CFROZ, all portions of a building containing a shall be addressed independently.
critical use and the critical systems supporting
such use shall meet the CFROZ standards.
Changes of use to non-critical uses shall not
require compliance with the CFROZ standards. 8-4 | CITY OF PORTLAND LAND USE CODE OVERLAY ZONES

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