Building and Permitting

Effective December 31, 2017

All building plans submitted must comply with the Florida Building Code SIXTH Edition. Details on flood provision changes in the new edition.

Permit Expiration Related to Hurricane Irma

Executive Order(s): 17-235, 17-287, 17-330, 18-51, 18-122, 18-149, 18-182, 18-213, 18-237, 18-280, 18-361, 19-34 UPDATE: May 29, 2019, February 5, 2019, December 10, 2018

Governor Ron DeSantis issued an additional extension to Executive Order 17-235, therefore, all building permits active on Sept. 4, 2017 in Monroe County will receive a total of 600 days related to Hurricane Irma. There is no action required on behalf of the permit holder. 

For those seeking an additional six-month extension in addition to the 600 days, a written request for this extension is required. 

If the permit has been awarded the six-month extension these additional 60 days will be added to your extension without the need for you to contact County staff.

PLEASE NOTE: If a permit has received a passed required inspection during the granted extended time then the extension is no longer applicable and the permit is subject to the normal Florida Building Code 180-day passed inspection cycle.

Other Resources for Hurricane Impacted Permitting


The Building Department is responsible for administering and enforcing all ordinances applicable to building, construction, blasting, and explosives as defined in the Monroe County Code.

Building officials are charged with administering and ensuring compliance with building codes. They issue building and construction permits and certificates of occupancy and supervise blasting within the county.


Inspectors are assigned to county offices in Marathon and Key Largo. At specified stages during building construction, the builder/contractor must request an inspection. Inspections are necessary before proceeding with construction and prior to the issuance of a Certificate of Occupancy.

Mission Statement

The mission of the Building Department is to protect public health and safety, property, and the environment by providing an efficient, effective, and considerate permitting and code administration system, in accordance with the Monroe County Code and Florida statues that is consistent with and furthers the Monroe County Comprehensive Plan.