NIC-2008 · Section F · Class 4390
NIC Code 43900
Other specialized construction activities
Seen on real MCA-approved filings handled by our team
In plain English
Specialised construction activity (fit-outs, niche trade work) distinct from the main building/civil codes. Seen on real filings paired with 41001.
Businesses that usually file under 43900
- Specialized construction
- Construction contractor niche
- Fit out contractor
Where 43900 sits in the NIC-2008 classification
| Section F | Construction |
|---|---|
| Division 43 | Specialized construction activities |
| Group 439 | Other specialized construction activities |
| Class 4390 | Other specialized construction activities |
| Sub-class 43900 | Other specialized construction activities |
SPICe+ Part A, LLP incorporation (FiLLiP) and Udyam use the five-digit sub-class, 43900, not the two-digit division.
Sample main object clause for code 43900
To carry on the business of specialised construction activities, including fit-out, finishing and related contract works.
A starting point only. The main object in your MoA should describe what your company will actually do, and the NIC code you choose should match it. A vague object or a code that does not match it is a common reason for a SPICe+ resubmission remark.
Related NIC codes to compare with 43900
- 41001: Construction of buildings carried out on own-account basis or on a fee or contract basis
- 43211: Installation of electrical wiring and fittings
If two codes fit, put the one that will earn the larger share of revenue as primary and add the other as a secondary activity. SPICe+ Part A accepts up to three codes.
Find the right code for your business
43900 is one of the codes we explain for construction companys . Not sure 43900 is right? Search by activity in the NIC code finder, or browse the full NIC code list.
NIC code 43900: FAQ
What is NIC code 43900?
NIC code 43900 is the NIC-2008 sub-class for "Other specialized construction activities". It sits in class 4390 (Other specialized construction activities), under division 43 (Specialized construction activities).
Can I use 43900 in SPICe+ for company registration?
Yes. SPICe+ Part A asks for the main industrial activity as five-digit NIC-2008 sub-class codes. You can give up to three, with one marked as primary. Use 43900 as primary if it describes the activity that will earn most of your revenue.
Is 43900 also used for Udyam and LLP registration?
Yes. LLP incorporation (FiLLiP) uses the same NIC-2008 codes, and Udyam registration asks for NIC codes for each activity. GST is different: it uses HSN codes for goods and SAC codes for services, not NIC codes.
Registering a company or LLP in Ahmedabad? We choose the NIC codes, draft the object clause to match, and file SPICe+ or FiLLiP to keep the risk of a resubmission remark low.
Company registration in AhmedabadSource: National Industrial Classification 2008 (MoSPI). Last reviewed 20 October 2026.