NIC 432203 classifies installation, repair and maintenance of ventilation, air-conditioning equipment and heating systems (electric, gas, and oil), furnaces, cooling towers, non-electric solar energy collectors, etc....
4 of 4 factors passing
NIC 2008 links are discovery matches from the local converter layer. Verify final migration decisions against official source documents.
Installation of heating systems (electric, gas and oil), furnaces, cooling towers, non-electric solar energy collectors etc.
NIC 432203 is the final six-digit endpoint for Installation, repair and maintenance of ventilation, air-conditioning equipment and heating systems (electric, gas, and oil), furnaces, cooling towers, non-electric solar energy collectors, etc.. It should be selected only when the enterprise's primary business activity matches this title more closely than 432201 Installation, repair and maintenance of plumbing for water, gas, and sanitation equipment (excluding hospitals gas fittings), 432202 Installation, repair and maintenance of gas fittings and medical gas distribution systems in hospitals, 432204 Installation, repair and maintenance of all sprinkler systems including lawn and fire systems.
Choose 432203 only when operations, invoices and revenue narrative align with Installation, repair and maintenance of ventilation, air-conditioning equipment and heating systems (electric, gas, and oil), furnaces, cooling towers, non-electric solar energy collectors, etc.. If the activity also includes 432201 Installation, repair and maintenance of plumbing for water, gas, and sanitation equipment (excluding hospitals gas fittings), 432202 Installation, repair and maintenance of gas fittings and medical gas distribution systems in hospitals, 432204 Installation, repair and maintenance of all sprinkler systems including lawn and fire systems, compare those pages before filing.
Use building or civil engineering codes for whole-project construction. Use specialized construction codes when the firm mainly performs electrical, plumbing, HVAC, demolition, roofing, finishing or similar trade work.
Use the code that reflects the contractor's own contracted responsibility. A project developer, civil contractor and specialist installer can fall under different NIC codes even on the same site.
Check the parent hierarchy, compare 432201 Installation, repair and maintenance of plumbing for water, gas, and sanitation equipment (excluding hospitals gas fittings), 432202 Installation, repair and maintenance of gas fittings and medical gas distribution systems in hospitals, 432204 Installation, repair and maintenance of all sprinkler systems including lawn and fire systems, and confirm that the official title matches the main revenue activity. For regulated or filing-critical decisions, verify the source row in the MoSPI dataset.
A wrong code can cause mismatched business descriptions, follow-up questions or later compliance cleanup. It is better to compare nearby codes before filing than to correct a weak classification later.
Use the legacy converter only as a migration aid. Old NIC 2008 matches can suggest where to look, but NIC 2025 should remain the primary reference for new code selection.
NIC 432203 should be selected only when the official title matches the main revenue-generating activity. If the business also trades, transports, processes, installs or supports the same product or service, compare nearby NIC pages before filing. This reduces the risk of choosing a code that describes the product being handled rather than the activity your enterprise actually performs.
Official NIC 2025 Excel and PDF from MoSPI.
2026-04-21 from the generated NIC 2025 source layer used in this build.
This is an independent reference tool. Verify filing-critical decisions in official sources.