Mechanical / HVAC Permit in Deming, New Mexico
VerifiedRequired for heating, ventilation, air conditioning, and fuel-gas equipment installations in Deming. Issued directly by CID under the 2021 New Mexico Mechanical Code (NMAC 14.9.2). HVAC, natural gas, and LP gas work are explicitly excluded from the homeowner's permit exemption and always require a licensed contractor.
Verified 2026-07-03 · Source
When you need this permit
- All mechanical work must comply with the 2021 New Mexico Mechanical Code, NMAC 14.9.2
- A homeowner's permit shall NOT be issued for HVAC, natural gas, or LP gas installations — per N.M. Admin. Code 14.5.2.18(O), all such work requires a properly licensed CID contractor
- Ductwork, refrigeration systems, and gas piping/appliances are each billed individually on CID's Mechanical/Plumbing fee schedule (mirrored in Deming Municipal Code 11-1-3.B)
Required documents
- Required
Multi Purpose State Building Application / Mechanical Permit Application
Submitted to CID (Las Cruces office) by a licensed mechanical contractor
Fee schedule
| Fee type | Amount | Notes |
|---|---|---|
| Administrative Fee for Any Inspection | $37.50 | NM RLD CID Fees page (Mechanical/Plumbing fee table); Deming Municipal Code 11-1-3.B.1 |
| Each Gas Piping System | $6.00 | Deming Municipal Code 11-1-3.B.10 |
| Each Gas Appliance | $4.00 | Deming Municipal Code 11-1-3.B.11 |
| Each Gas Pipe Outlet | $4.00 | Deming Municipal Code 11-1-3.B.12 |
| Ventilation System | $6.00 | Deming Municipal Code 11-1-3.B.14 |
| Refrigeration System | $6.00 | Deming Municipal Code 11-1-3.B.15 |
| Central Furnace Ductwork | $10.00 | Deming Municipal Code 11-1-3.B.16 |
| Each Domestic Hot Water Solar Heating System | $10.00 | Deming Municipal Code 11-1-3.B.17 |
| Each Solar Space Heating System | $20.00 | Deming Municipal Code 11-1-3.B.18 |
| Combination Unit (HVAC) | $4.00 | Deming Municipal Code 11-1-3.B.24 |
| Fan Coil Unit | $4.00 | Deming Municipal Code 11-1-3.B.25 |
| Chiller | $10.00 | Deming Municipal Code 11-1-3.B.30 |
| Cooling Tower | $10.00 | Deming Municipal Code 11-1-3.B.31 |
| Commercial Kitchen Hood | $10.00 | Deming Municipal Code 11-1-3.B.32 |
| Commercial Duct System | $10.00 | Deming Municipal Code 11-1-3.B.33 |
| Medical Gas System | $10.00 | Deming Municipal Code 11-1-3.B.34 |
Review timeline
3–3 business days
Deming’s published plan-review target
Inspection process
- 1
Rough-In / Equipment
Ductwork and mechanical equipment rough-in before walls closed
- 2
Final
Equipment operational, combustion air verified, venting correct
Tips
- Unlike electrical and plumbing, homeowners cannot self-permit HVAC or gas work in Deming under any circumstance — a licensed CID mechanical/LP gas contractor is always required.
- A furnace/AC replacement is typically billed as a combination unit ($4.00) plus the $37.50 administrative inspection fee.
Frequently asked questions
- Can I install my own furnace or HVAC system as a homeowner in Deming?
- No. New Mexico regulation excludes HVAC, natural gas, and LP gas work from the homeowner's permit exemption (N.M. Admin. Code 14.5.2.18(O)) — this work must always be performed and permitted by a properly licensed CID contractor.
Sources & verification
Verified against official sources. Last reviewed 2026-07-03.
- New Mexico Construction Industries Division (CID), Las Cruces Office — building, electrical, mechanical, and plumbing permit issuance, plan review, and inspections for the City of Deming; City of Deming Planning and Zoning Department / City Engineer (Floodplain Administrator) — local general-permit fee collection, zoning compliance, and floodplain development permit prerequisite — official building department
- NM RLD Construction Industries Division — Forms and Applications: Fees
- 11-1-3: Building Permit Fees | Deming, NM Code of Ordinances (amlegal.com)
- N.M. Admin. Code 14.5.2.18 — Homeowner's Permit (NM State Records Center and Archives)
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 Deming building department before you submit. PermitBase is an independent reference and is not affiliated with any government agency.
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