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Site Plans approved in every county in every state
| County | Permit Authority | Site Plan Notes |
|---|---|---|
| Bernalillo County | Bernalillo County Development Services | Site plans are required for all new construction, additions, and commercial projects, which must include sealed construction documents and energy code compliance. Commercial plan review takes 15–40 business days. Structures under 200 sq ft attached to nothing may not need a building permit, but setback requirements still apply and a zoning review may still be required. |
| Bernalillo County — City of Albuquerque | City of Albuquerque Planning Department / ABQ-PLAN Portal | All permit submissions are handled digitally through the ABQ-PLAN portal. ADU/casita construction requires a site plan showing property lines, the existing home, and proposed casita placement. Fences over 6 ft require a full building permit; fences under 6 ft require a zoning permit — both require a site plan. HOA approval must be obtained before applying for a city fence permit. |
| Santa Fe County | Santa Fe County Land Use Department | Unincorporated areas of Santa Fe County are governed by the county Land Use Department. Site plans are required for new construction, additions, and accessory structures. Floodplain determination is required before permit submittal. |
| Santa Fe County — City of Santa Fe | City of Santa Fe Land Use Department | The City of Santa Fe Land Use Department is the local authority having jurisdiction. Projects in Historic Districts require pre-approval from the Historic Preservation Division before a building permit is issued. The Santa Fe Residential Green Building Code applies to all new single-family homes, guesthouses, additions, and remodels. Construction sites disturbing one or more acres must submit a US EPA Notice of Intent. |
| San Juan County | San Juan County Development Services | Residential permits cover single-family homes, detached accessory buildings, storage buildings, decks, and patios. Site plans showing property lines, setbacks, and proposed structure placement are required. Building permits expire after one year, so timely project commencement is important. |
| McKinley County | McKinley County Building Division / City of Gallup Building Division | The City of Gallup requires permits for a broad range of projects including fences, storage sheds, site development, demolition, ground-mounted solar panels, signage, and temporary structures — all of which require a site plan. Unincorporated areas are served by McKinley County. Verify jurisdiction with your local building division. |
| Doña Ana County | Doña Ana County Community Development / City of Las Cruces Development Services | Site plans are required for new construction, additions, accessory structures, and commercial development. Las Cruces is the county seat and the region’s largest permit-issuing city. A New Mexico CID office is located in Las Cruces for projects in unincorporated areas lacking local enforcement. Floodplain determination is required prior to permit submittal. |
| Chaves County | City of Roswell Planning and Zoning / Chaves County | The City of Roswell provides a specific Placement Permit for fences and accessory structures, each requiring a site plan showing property lines and proposed placement. As of January 1, 2026, electrical permits in Roswell are handled by the New Mexico CID rather than the city. Verify current submittal requirements with the Roswell Planning and Zoning office. |
| Lea County | Lea County Building Department / City of Hobbs Building Division | Site plans are required for new construction, additions, and accessory structures in Lea County. Hobbs is the county seat and primary permit-issuing city. Unincorporated areas without local enforcement may fall under New Mexico CID jurisdiction. |
| Eddy County | Eddy County Planning & Zoning / City of Carlsbad Development Services | Site plans are required for new residential and commercial construction, additions, and accessory structures. Carlsbad serves as the county seat and primary permitting hub. Floodplain determination should be secured before permit application in this region. |
| Valencia County | Valencia County Planning & Zoning / City of Rio Communities Planning and Zoning | The City of Rio Communities requires a site plan showing the building’s location on the property, a plat map from the County Clerk, and a septic permit or proof of public sewer as part of zoning approval for a building permit. Valencia County handles permits in unincorporated areas. Zoning approval and floodplain determination are required before submittal. |
| Sandoval County | Sandoval County Planning & Zoning / City of Rio Rancho Development Services | Rio Rancho, one of New Mexico’s fastest-growing cities, is located within Sandoval County and issues its own building permits. Site plans are required for new construction, additions, ADUs, and accessory structures. Unincorporated areas fall under Sandoval County Planning & Zoning. |
| Torrance County | Torrance County Planning & Zoning / New Mexico CID — Albuquerque Office | Many areas of Torrance County lack a dedicated local building department and fall under New Mexico CID jurisdiction for permit issuance. Site plans showing property lines, setbacks, and proposed structure placement are required. Zoning approval and floodplain determination must be obtained before permit submittal. |
| Otero County | Otero County Building Department / City of Alamogordo Planning & Zoning | Site plans are required for new residential and commercial construction, additions, and accessory structures. Alamogordo is the county seat and primary permit-issuing municipality. Unincorporated areas may be served by the New Mexico CID Las Cruces office. |
| Roosevelt County | Roosevelt County Planning & Zoning / City of Portales Building Division | Site plans are required for new construction, additions, and accessory structures in Roosevelt County. Portales is the county seat. Projects in unincorporated areas lacking local enforcement may fall under New Mexico CID jurisdiction — verify the applicable authority before submitting. |
| Curry County | Curry County Planning & Zoning / City of Clovis Planning & Development Services | Clovis is the county seat and issues permits for new construction, additions, and commercial projects within city limits. Site plans showing property lines, existing structures, and proposed improvements are required. Unincorporated Curry County projects may require CID oversight. |
| Sierra County | Sierra County Planning & Zoning / New Mexico CID — Las Cruces Office | Sierra County’s lower population density means many projects in unincorporated areas fall under the New Mexico CID Las Cruces office. Site plans are required for new construction, additions, and accessory structures. Truth or Consequences is the county seat and primary municipal permit issuer. |
| Grant County | Grant County Planning & Zoning / City of Silver City Planning Department | Silver City is the county seat and primary permit-issuing municipality in Grant County. Site plans are required for new construction, additions, and accessory structures. Unincorporated areas without local enforcement fall under the New Mexico CID Las Cruces office. |
| Luna County | Luna County Planning & Zoning / City of Deming Building Division | Deming serves as the county seat and primary permitting authority in Luna County. Site plans are required for new construction, additions, and accessory structures. Projects near the US–Mexico border corridor may have additional land-use review requirements. |
| Hidalgo County | Hidalgo County Planning & Zoning / New Mexico CID — Las Cruces Office | Hidalgo is one of New Mexico’s most rural counties. Most permit activity falls under the New Mexico CID Las Cruces office for areas lacking local enforcement. Site plans are required for new construction and any structural additions. Lordsburg is the county seat. |
| Catron County | Catron County Planning & Zoning / New Mexico CID — Albuquerque Office | Catron is New Mexico’s largest county by area and one of the least populated. Most construction permits fall under New Mexico CID oversight in areas without local enforcement. Site plans are required for new construction and additions. Reserve is the county seat. |
| Socorro County | Socorro County Planning & Zoning / City of Socorro Building Division | Site plans are required for new construction, additions, and accessory structures in both the city and unincorporated areas of Socorro County. Zoning approval and floodplain determination must be obtained before permit submittal. Rural areas may fall under New Mexico CID jurisdiction. |
| Lincoln County | Lincoln County Planning & Zoning / Local municipality building departments | Lincoln County encompasses communities like Ruidoso, Carrizozo, and Alto. Site plans are required for new construction, additions, and accessory structures. Ruidoso has its own building division; projects in unincorporated areas are handled by the county or New Mexico CID depending on local enforcement capacity. |
| De Baca County | De Baca County / New Mexico CID — Albuquerque Office | De Baca is a sparsely populated county where most construction permits fall under New Mexico CID jurisdiction. Site plans are required for new construction and structural additions. Fort Sumner is the county seat. Confirm the applicable authority with the CID Albuquerque office before submitting plans. |
| Quay County | Quay County Planning & Zoning / City of Tucumcari Building Division | Tucumcari is the county seat and primary municipal permit issuer in Quay County. Site plans are required for new construction, additions, and accessory structures. Projects in unincorporated areas may be subject to New Mexico CID oversight where local enforcement is unavailable. |
| Guadalupe County | Guadalupe County / New Mexico CID — Albuquerque Office | Santa Rosa is the county seat. Guadalupe County has limited local enforcement capacity, so many permits fall under New Mexico CID jurisdiction. Site plans are required for new construction and additions. Confirm the authority having jurisdiction before submitting your application. |
| Mora County | Mora County Planning & Zoning / New Mexico CID — Santa Fe Office | Mora County is largely rural and many projects fall under New Mexico CID (Santa Fe office) jurisdiction. Site plans are required for new construction and structural additions. Mora is the county seat. Zoning approval and floodplain determination are required prior to permit submittal. |
| Colfax County | Colfax County Planning & Zoning / City of Raton Building Division | Raton is the county seat and primary municipal permit issuer. Colfax County is home to Cimarron, Eagle Nest, and Angel Fire, all of which may have their own local permitting requirements. Site plans are required for new construction, additions, and accessory structures. Verify jurisdiction with the applicable city or county office. |
| Union County | Union County / New Mexico CID — Albuquerque Office | Union is one of New Mexico’s most rural and sparsely populated counties. Clayton is the county seat. Most construction permits fall under New Mexico CID jurisdiction. Site plans are required for new construction and structural additions. Contact the CID Albuquerque office to confirm the AHJ for your project. |
| Harding County | Harding County / New Mexico CID — Albuquerque Office | Harding is New Mexico’s least populated county. Mosquero is the county seat. There is minimal local building enforcement infrastructure, so all construction permits typically fall under New Mexico CID jurisdiction. Site plans are required for new construction and additions. |
| Taos County | Taos County Planning & Zoning / Town of Taos Planning Department | Taos County encompasses the historic Town of Taos as well as Taos Pueblo and rural communities throughout the Sangre de Cristo Mountains. Site plans are required for new construction, additions, and accessory structures. Projects near historic or pueblo lands may have additional review requirements. The Santa Fe CID office covers unincorporated areas without local enforcement. |
| Rio Arriba County | Rio Arriba County Planning & Zoning / City of Espanola Building Division | Espanola is the county seat and primary permit-issuing municipality. Rio Arriba County covers a large, rural region with many unincorporated communities. Site plans are required for new construction and additions. Floodplain determinations are required before permit submittal in many low-lying areas of the county. |
| San Miguel County | San Miguel County Planning & Zoning / City of Las Vegas Building Division | Las Vegas (New Mexico) is the county seat and primary permit-issuing city. Site plans are required for new construction, additions, and accessory structures. Unincorporated areas may fall under New Mexico CID (Santa Fe office) jurisdiction. Zoning approval is required before permit submittal. |
| Cibola County | Cibola County Planning & Zoning / City of Grants Planning & Zoning | Grants is the county seat and primary permit-issuing municipality in Cibola County. Site plans are required for new construction, additions, accessory structures, and commercial development. Unincorporated areas may be served by the New Mexico CID Albuquerque office. Zoning approval and floodplain determination are required before permit submittal. |