The mention of "develop a piece" typically refers to Sector Development Plans or amendments for specific land tracts, such as expanding boundaries for commercial or community use.
The county maintains a Download Zone where they provide public access to GIS data, zoning maps, and sector development plan documents. Context of the Zip File Based on planning application records:
Most development projects require a Special Use Permit (SUP) or a Special Project Review (SPR) application, both of which require documents sourced from this Download Zone. State of New Mexico Planning & Development Services
Check the specific zoning code (e.g., A-1 for agricultural/rural or M-1 for light industrial) to see what types of development are permitted.
If you are looking to "develop a piece" of land in this jurisdiction: