Key Facts
Class 3313 at a Glance
Code 3313
Official title Repair and maintenance of electronic and optical equipment
Version NIC 2025
Source authority MoSPI
Section C - Manufacturing
Mf
NIC 2025 MoSPI source NIC Class 3313 - Repair and maintenance of electronic and optical equipment
NIC Class 3313 covers Repair and maintenance of electronic and optical equipment. This is the main comparison layer for deciding which specific six-digit Sub-class best fits the real activity described in Udyam, MCA...
Hierarchy tree
331301
Repair and maintenance of the measuring, testing, navigating and control equipment such as aircraft engine instruments, automotive emissions testing equipment, meteorological instruments, physical, electrical and chemical properties testing and inspection equipment, surveying instruments, radiation detection and monitoring instruments and similar equipments.
331302 Repair and maintenance of systems parameters measurment equipments (Equipments used during realisation and operalisation) of Space craft and its Launch Vehicle & Orbital Station
331303 Repair and maintenance of Satellite Ground station, Gateway & VSAT, RF and Baseband equipments
331304 Repair and maintenance of irradiation, electromedical and electrotherapeutic equipment such as magnetic resonance imaging (MRI) equipment, medical ultrasound equipment, pacemakers, hearing aids, electrocardiographs (ECG), electromedical endoscopic equipment, irradiation apparatus
331305 Repair and maintenance of optical instruments and equipment primarily for commercial use, such as binoculars, microscopes (excluding electron and proton microscopes), telescopes, prisms, and lenses (excluding ophthalmic lenses), as well as photographic equipment.
331399 Repair and maintenance of other electronic and optical equipment n.e.c.
Practical Summary
What Class 3313 Covers
Class 3313 is the final decision layer before six-digit Sub-classes such as undefined undefined, undefined undefined, undefined undefined, undefined undefined and 2 more. Compare the child pages before using a code in a filing.
Where Used In Practice
Where Class 3313 Is Used
Class 3313 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 3313
Review every child Sub-class under Class 3313. 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 repair and maintenance of goods produced in groups 2651, 2660 and 2670, except those that are considered household goods. This class excludes: - repair and maintenance of photocopy machines, see 3312 - repair and maintenance of computers and peripheral equipment, see 9510 - repair and maintenance of computer projectors, see 9510 - repair and maintenance of communication equipment, see 9510 - repair and maintenance of commercial TV and video cameras, see 9510 - repair of household-type video cameras, see 9521 - repair of watches and clocks, see 9529
In this section
3311
Repair and maintenance of fabricated metal products
3312 Repair and maintenance of machinery
3313
3314 Repair and maintenance of electronic and optical equipment
Repair and maintenance of electrical equipment
3315 Repair and maintenance of transport equipment, except motor vehicles
3319 Repair and maintenance of other equipment
Common Questions About NIC 3313
Which businesses fall under NIC 3313?
Start here when the business belongs to repair and maintenance of electronic and optical equipment and then compare child entries such as undefined undefined, undefined undefined, undefined undefined, undefined undefined and 2 more.
Is NIC 3313 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 3313 is correct before filing?
Check the parent hierarchy, compare 3311 Repair and maintenance of fabricated metal products, 3312 Repair and maintenance of machinery, 3314 Repair and maintenance of electrical equipment, 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 3313?
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 3313 to the right Sub-class
NIC 3313 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.