Building permits, zoning and septic rules in North Miami, Florida

At a glance

Building permit

Issued by the City of North Miami Building Department inside city limits¹

Zoning

City zoning section and Land Development Regulations; the county zoning code covers only unincorporated land²⁵

Building code

Florida Building Code, enforced by the city; local edition and amendments not confirmed⁶

Septic

Miami-Dade County health department permits; county DERM reviews new systems³

RV living

Flood-hazard areas: under 180 consecutive days or highway-ready; general zoning RV rules not confirmed⁷

Owner-builder

Florida allows owners to act as their own contractor on a one- or two-family home they will occupy⁸

Flood rules

Floodplain development permits and inspections by the city's floodplain administrator⁹

Who to call

Contact details are copied from each office’s official page and were checked against it on October 17, 2026.

Do you need a building permit in North Miami, FL, and who issues it?

North Miami adopted a code that gives its own building services division the job of accepting building permit and zoning applications and issuing all building and trade permits inside the city¹. The division also verifies compliance with the Florida Building Code and the North Miami Land Development Regulations⁶. Inside city limits, then, you apply to the City of North Miami Building Department¹⁰, not to Miami-Dade County, which handles building permits only for unincorporated land⁴.

A new state law adds an exemption: owners of single-family homes can skip a building permit for minor work valued at less than $7,500, but electrical, plumbing, mechanical, gas and structural work still needs one, as does any work on a property in a flood hazard area¹¹. The city says a project cannot be split into smaller pieces to stay under the limit¹¹.

Who is the North Miami building department and how do you reach it?

The City of North Miami Building Department sits at 12340 NE 8th Avenue and answers at 305-895-9820¹⁰. General permit questions go to permits@northmiamifl.gov¹⁰. The department says its job is enforcing the Florida Building Code, accessibility codes and flood management measures¹⁰. It also publishes an adopted permit fee schedule, so fees are set by the city rather than by Miami-Dade County¹⁰.

We could not confirm the local edition of the building code or any North Miami amendments, so ask the department which edition applies to your permit application⁶.

Does North Miami have zoning, and what does it mean for RVs, tiny homes and setbacks?

Yes. North Miami zones land through its own Land Development Regulations, and its zoning section checks projects against them and the comprehensive plan¹². Chapter 29 of the city code is available online through Gridics¹². Miami-Dade County's zoning code covers only unincorporated land, so county lot-size and setback figures do not apply inside the city⁵.

The city's flood chapter sets one RV rule: in flood hazard areas, a recreational vehicle must be on site fewer than 180 consecutive days or be fully licensed and ready for highway use⁷. We could not confirm general zoning rules for living in an RV, tiny homes, accessory dwellings, setbacks or minimum lot size; ask the Community Planning and Development Department at 305-895-9825².

How do septic permits work in North Miami?

Septic permits are not a city function. Across Miami-Dade County, the county health department handles septic permitting and inspection, and county DERM reviews and approves new and total replacement systems³. Conventional Type 1 septic systems are not allowed for new and total replacement systems serving development in Miami-Dade County¹³. We could not confirm whether North Miami adds its own septic or sewer-connection rules, so ask the Building Department before you design a system.

Soils point the same way: none of Miami-Dade County's soils rate as unlimited for a conventional drain field, so expect a site evaluation and an engineered system¹⁴. Call the Florida Department of Health in Miami-Dade County at 786-654-6620¹⁵.

Building a home in North Miami: the steps, in order

1. Ask the Community Planning and Development Department what your lot's zoning district allows¹².
2. Check flood zone status. North Miami requires floodplain development permits and inspections by its floodplain administrator in flood hazard areas⁹.
3. If you are an owner-builder, Florida requires you to sign the permit application yourself and supervise the work on a one- or two-family home you will occupy⁸.
4. Apply to the City Building Department, in person if the online system is down¹⁰.
5. Get septic or sewer approval through the county health department and DERM if the property is not on sewer³.
6. Pass inspections before occupying⁶.

What stays with Miami-Dade County, and what to check before you buy in North Miami

Septic permits, and Florida Department of Health approval for private wells where public water is unavailable, stay with the county and state rather than the city³¹⁶. For land outside city limits, use the Miami-Dade County page, because the county's rules cover unincorporated land only⁴.

Before you buy, check the flood zone and the street frontage: North Miami limits impervious area between street paving and sidewalk to 40 percent, with exceptions for narrow lots and approved drainage¹⁷. Costs are county-level: Miami-Dade County's effective property tax rate is 0.8 percent¹⁸ and the typical home insurance premium is 7089 dollars a year¹⁹.

Watch-outs

• The city's online permit application system was reported as temporarily unavailable, so confirm at 305-895-9820 whether to apply in person at the Building Department¹⁰.
• A permit exemption for minor residential work does not cover properties in flood hazard areas¹¹.
• We could not confirm North Miami's rules for accessory dwellings, tiny homes, lot size, setbacks or short-term rentals; ask the Community Planning and Development Department².
• The county's building and zoning rules apply to unincorporated Miami-Dade County only, so do not rely on county setback or permit pages for a lot inside the city⁵.

Sources

1. North Miami Code Sec. 5-2 Definitions (North Miami), quoted and re-checked
2. City of North Miami Community Planning and Development Department (northmiamifl.gov)
3. Onsite Sewage Tanks and Disposal Systems, quoted and re-checked
4. Homeowners General Permit Information, quoted and re-checked
5. Miami Dade Zoning, quoted and re-checked
6. North Miami Code Sec. 5-2 Definitions (North Miami), quoted and re-checked
7. North Miami Code Sec. 8.5-35 Recreational vehicles and park trailers (North Miami), quoted and re-checked
8. 2026 Florida Statutes § 489.103, Exemptions (Florida statewide rule), quoted and re-checked
9. North Miami Code Sec. 8.5-6 Inspections (North Miami), quoted and re-checked
10. City of North Miami Building Department (northmiamifl.gov)
11. City of North Miami Building Department: residential permit exemptions (HB 803) (northmiamifl.gov)
12. City of North Miami Zoning Section (northmiamifl.gov)
13. Onsite Sewage Tanks and Disposal Systems, quoted and re-checked
14. Share of soils USDA rates "not limited" for a conventional septic drain field (SSURGO). A strict rating: the median county is about 6% and a tenth of counties are 0%, so a low figure means most lots need a site evaluation or an engineered system, not that septic is impossible. Cite it only with that caveat: Bolthole Index county data
15. Florida Department of Health in Miami-Dade County (Onsite Sewage Tanks and Disposal Systems) (miamidade.floridahealth.gov)
16. Potable Water Supply Permit, quoted and re-checked
17. North Miami Code Sec. 17-97 Driveway specifications (North Miami), quoted and re-checked
18. Effective property tax rate: Bolthole Index county data
19. Typical home insurance premium: Bolthole Index county data

Written October 17, 2026 from the rules quoted below, each taken from an official source and re-checked by an independent reviewer. This is research, not legal advice: rules change, so confirm with the office before you buy or build.