Residential Building Permit (New Construction) in Las Cruces, New Mexico
VerifiedRequired for new single-family dwellings, townhouses, and duplexes in Las Cruces. Reviewed against the 2021 New Mexico Commercial & Residential Building Code (2021 IBC/IRC) and 2021 New Mexico Energy Conservation Code. Applications submitted through the City of Las Cruces Citizen Portal (Accela).
Verified 2026-07-02 · Source
When you need this permit
- Building permit required for all new single-family dwellings, townhouses, and duplexes
- Must have a valid address assigned by the City before applying
- Apply online through the City of Las Cruces Citizen Portal (Accela Citizen Access)
- Site plan required for all project types
- Construction plans with work description required
- Subdivision Acceptance Form required for new residential construction
- Wind Erosion Control Plan (WECP) required
- Storm Water Pollution Plan (SWPP) required for new residential construction
- A signed contract between permittee and property owner, with proof of ownership, required for all project types
- Reviewed by multiple agencies: Building, Fire, Utilities, Traffic, Environmental Compliance, Engineering, Zoning/Landscaping, Electrical, Plumbing/Mechanical
Required documents
- Required
Building Permit Application
Submitted online through the City of Las Cruces Citizen Portal (Accela)
- Required
Site Plan
Required for all project types
- Required
Construction Plans with Work Description
Full construction document set
- Required
Subdivision Acceptance Form
Required for residential new construction only
- Required
Wind Erosion Control Plan (WECP)
Required for all project types
- Required
Storm Water Pollution Plan (SWPP)
Required for residential new construction only
- Required
Signed Contract Between Permittee and Property Owner
With some form of identification of ownership; required for all project types
Fee schedule
| Fee type | Amount | Notes |
|---|---|---|
| Residential Building Permit Fee — new single-family dwellings, townhouses, and duplexes | $0.20 per square foot of gross floor area measured to the outside walls; minimum permit fee $50 | City of Las Cruces 2023 Schedule of Fees (effective February 1, 2023), Residential Building Permit Fee section. Fee is due at time of permit issuance and is tripled on permits for work started or completed without an approved permit. |
| Plan Check Fee | 25% of the building permit fee | City of Las Cruces 2023 Schedule of Fees. Due at time of application; non-refundable. |
| Technology Fee — Residential New, Alteration, and Addition | $20 per permit | City of Las Cruces 2023 Schedule of Fees, Administrative Fees section |
| Expedited Permitting | $1,000 in addition to the permit and plan check fee | City of Las Cruces 2023 Schedule of Fees; available on request |
Review timeline
3–3 business days
Las Cruces’s published plan-review target
Inspection process
- 1
Foundation
After excavation for footings is complete and required reinforcing steel is in place, per the state Building Permit Guide for Residential Construction
- 2
Concrete Slab / Under-Floor
After all in-slab or under-floor equipment, conduit, and piping are in place, before concrete is placed or floor sheathing installed
- 3
Frame
After roof, framing, fire blocking and bracing are in place and rough electrical, plumbing, and heating are complete
- 4
Weather-Resistive Barrier
After installation of the weather-resistive barrier, before it is covered
- 5
Final
After finish grading, building complete and ready for occupancy; final electrical, plumbing, and mechanical inspections must be conducted first
Tips
- Apply online through the City of Las Cruces Citizen Portal (Accela); a valid address assigned by the City is a prerequisite.
- Standard review is 3 business days; Over-The-Counter (OTC) qualifying properties or approved master plan sets in non-flood-zone R1a/R1b districts get 1-business-day review.
- The residential building permit fee is a simple $0.20/sq ft flat rate (not a valuation table) — one of the simplest fee structures among major New Mexico cities.
- 25% of the building permit fee (the plan check fee) is due at submittal; the remainder can be paid at submittal or at issuance.
- All fees are tripled if work starts before a permit is issued.
Frequently asked questions
- How much does a new home building permit cost in Las Cruces?
- The residential building permit fee is $0.20 per square foot of gross floor area (measured to the outside walls), with a $50 minimum. A 25% plan check fee is also due at submittal. Source: City of Las Cruces 2023 Schedule of Fees, effective February 1, 2023.
- How long does residential plan review take in Las Cruces?
- 3 business days for standard residential projects (and for any project in the flood zone, with no exceptions). Projects qualifying for Over-The-Counter (OTC) review, or using an approved master plan set in non-flood-zone R1a/R1b zoning, get 1-business-day review. Source: City of Las Cruces Residential Construction Process guide.
Sources & verification
Verified against official sources. Last reviewed 2026-07-02.
- City of Las Cruces Community Development Department — Building and Development Services (One Stop Shop) — official building department
- City of Las Cruces 2023 Schedule of Fees (effective February 1, 2023) (PDF)
- Residential Construction Process (City of Las Cruces, PDF)
- Apply for a Permit | City of Las Cruces
- Building Permit Guide for Residential Construction, NM RLD Construction Industries Division (PDF, Oct. 2024)
Fees, timelines, and adopted codes are researched from each jurisdiction's published records — see how we verify. Requirements change and vary by project, so always confirm the current details with the Las Cruces building department before you submit. PermitBase is an independent reference and is not affiliated with any government agency.
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