Miami-Dade County, Florida Building Permit Cost Calculator

Implementing Order 4-63 ordered June 16, 2026, EFFECTIVE OCTOBER 1, 2026, supersedes the edition effective June 26, 2026 and applies a CPI increase to Section 1 Building Enforcement Fees (rewritten 2026-10-07 from the cited document). The minimum fee for all residential dwelling building permits (single family and duplex) is $150.82, and the same $150.82 minimum applies to all other uses; it does not apply to add-on permits supplementary to an outstanding permit for the same job. New construction of a detached single family or duplex is $0.985 per square foot, multi-unit single family townhomes $0.410 per square foot, additions to a single family or duplex $0.985 per square foot. Alterations or repairs to a single family residence or duplex are $0.500 per total square footage of the structure, maximum fee $870.00. Private provider options discount base fees 15% for inspections only or 30% for plan review plus inspections, never the minimum. Fee amounts increase each October 1 by the preceding year's CPI.

Implementing Order 4-63, effective October 1, 2026 (supersedes the June 26, 2026 edition; CPI uplift; rewritten 2026-10-07). A deck is charged under the single family and duplex schedule. Treated as an addition it is $0.985 per square foot; treated as an alteration or repair it is $0.500 per total square footage of the structure, maximum fee $870.00. Either way the $150.82 minimum residential building permit fee applies unless the work is an add-on to an outstanding permit for the same job. An unreinforced slab on grade supporting the deck is a separate $90.85 residential slab fee, and a screen enclosure over it is $11.42 per 100 square feet.

Implementing Order 4-63, effective October 1, 2026 (supersedes the June 26, 2026 edition; CPI uplift; rewritten 2026-10-07). The minimum electrical permit fee including repair work, per permit, is $150.82 for single family and duplex and $150.82 for all other uses, and this minimum does not apply to add-on electrical permits supplementary to an outstanding permit for the same job or to demolition work. A low voltage electrified fence installation or replacement wiring is $40.00, and electrical signs are charged at $1.63 per square foot of sign. Private provider options give a 15% or 30% discount on regular permit fees but never on the minimum fee.

Implementing Order 4-63, effective October 1, 2026 (supersedes the June 26, 2026 edition; CPI uplift; rewritten 2026-10-07). Fences and walls for single family, duplex and townhouse properties are priced by material: new chain link is a flat $150.82 for 0 to 1,000 linear feet plus $0.072 for each additional linear foot over 1,000; wood and metal are $0.810 per linear foot; concrete is $1.50 per linear foot. For all other uses, chain link is $0.718 per linear foot, wood and metal $0.810 and concrete $1.95 per linear foot. A low voltage electrified fence installation or replacement wiring is $40.00 under the electrical schedule.

Implementing Order 4-63, effective October 1, 2026 (supersedes the June 26, 2026 edition; CPI uplift; rewritten 2026-10-07). Roofing including re-roofing is priced per square foot of roof coverage including overhangs, at $0.113 per square foot for shingle and other roof types not otherwise listed and $0.144 per square foot for roofing tile. Section P (Residential Hardening Improvement and Repair Type Permit, existing single-family, duplex and townhome dwellings) prices roof repair and replacement at $0.103 per square foot for all other roof types and $0.132 for tile. The $150.82 minimum residential building permit fee applies to the permit. Section 18 private-provider discounts remain a percentage off the base building permit fee (30% for plan review plus inspections, 15% for inspections only), never the minimum.

Implementing Order 4-63, effective October 1, 2026 (supersedes the June 26, 2026 edition; CPI uplift; rewritten 2026-10-07). Retaining walls fall under the fences and/or walls section. For single family, duplex and townhouse properties a concrete wall is $1.50 per linear foot and a wood or metal wall is $0.810 per linear foot; for all other uses a concrete wall is $1.95 per linear foot. The $150.82 minimum residential building permit fee applies to the permit as a whole, and an associated unreinforced slab on grade is $90.85 residential.

Implementing Order 4-63, effective October 1, 2026 (supersedes the June 26, 2026 edition; CPI uplift; rewritten 2026-10-07). Prefabricated utility sheds with a slab over 100 square feet of floor area are charged a flat $150.82 per unit, matching the general minimum residential building permit fee. The supporting slab, if permitted separately as an unreinforced slab on grade, is $90.85 residential. A site-built shed would instead be priced as new construction or as an addition at $0.985 per square foot rather than under the prefabricated line.

Implementing Order 4-63, effective October 1, 2026 (supersedes the June 26, 2026 edition; CPI uplift; rewritten 2026-10-07). Miami-Dade prices residential plumbing per square foot of the structure, not per fixture and not on estimated cost, subject to a per-permit minimum. The residential plumbing line (New, Single Family Residence or Duplex, Addition, Alterations or repairs to Single Family Residence or Duplex) is $0.143 per square foot; its footnote records that three previously separate single-family fees were grouped into this one line and adjusted by CPI. Solar water heater installation, equipment replacement or repair is $148.68.