NIC India NIC Reference
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Cn Section F Construction
NIC 2025 MoSPI source

NIC Class 4312 - Site preparation

NIC Class 4312 covers Site preparation. This is the main comparison layer for deciding which specific six-digit Sub-class best fits the real activity described in Udyam, MCA or MSME workflows. It currently opens into...

Level Class
Depth 4/5
Children 5
Last verified 2026-04-21

Hierarchy tree

431201
Site preparation for mining including overburden removal and other development and preparation of mineral properties and sites
 431202
Site preparation including drilling, boring and core sampling for construction, geophysical, geological or similar purposes
 431203
Clearing of building sites, earth moving: excavation, landfill, levelling and grading of construction sites, trench digging, rock removal, blasting etc.
 431204
Drainage of agricultural or forestry land
 431299
Other site preparation n.e.c.
Practical Summary

What Class 4312 Covers

Class 4312 is the final decision layer before six-digit Sub-classes such as undefined undefined, undefined undefined, undefined undefined, undefined undefined and 1 more. Compare the child pages before using a code in a filing.

Where Used In Practice

Where Class 4312 Is Used

Class 4312 is used when the final six-digit code is not obvious and official notes or child Sub-classes need to be compared.

  • Udyam and MSME code research
  • Company or LLP registration preparation
  • Business activity shortlisting before filing
  • Internal classification and vendor profiling
How To Choose

How to Narrow Down From Class 4312

Review every child Sub-class under Class 4312. If the wording is still broad, open the six-digit child pages before using a code in registration.

Official note

Class note from the source layer

This class includes the preparation of sites for subsequent construction activities. This class excludes: - drilling of production oil or gas wells, see 0610, 0620 - test drilling and test hole boring for mining operations (other than oil and gas extraction), see 0990 - decontamination of soil, see 3900 - water well drilling, see 4220 - shaft sinking, see 4390 - oil and gas field exploration, geophysical, geological and seismic surveying, see 7110

Common Questions About NIC 4312

Which businesses fall under NIC 4312?

Start here when the business belongs to site preparation and then compare child entries such as undefined undefined, undefined undefined, undefined undefined, undefined undefined and 1 more.

Is NIC 4312 a final filing code?

No. This is a hierarchy page. Continue to the six-digit Sub-class before using a code in registration or compliance records.

How do I verify that NIC 4312 is correct before filing?

Check the parent hierarchy, compare 4311 Demolition, 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.

What happens if I use the wrong NIC code in Udyam or MCA registration?

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.

Is there a legacy NIC 2008 equivalent for NIC 4312?

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 2026 guidance

How to move from Class 4312 to the right Sub-class

NIC 4312 is an intermediate hierarchy page, not usually the final code used in a filing. Use it to compare child entries, read the nearby-code context and move toward the most precise six-digit Sub-class. If the child list contains several similar activities, open each candidate page and compare the wording against the business's real operating model.

Data Source and Verification Date

Source layer

Official NIC 2025 Excel and PDF from MoSPI.

Last verified

2026-04-21 from the generated NIC 2025 source layer used in this build.

Disclaimer

This is an independent reference tool. Verify filing-critical decisions in official sources.