The MSME registration asks for the business activity by NIC code. For postal activities, that activity is 53100.
NIC code · National Industrial Classification 2008
53100 is the 5-digit NIC 2008 code for postal activities: a sub-class of class 5310, postal activities, within division 53, postal and courier activities. Search a code or activity below, or copy the code for your Udyam or SPICe+ form.
This code
Division 53Group 531Class 5310Sub-class 53100
Postal activities
Sub-class 53100 · Class 5310 · Group 531 · Division 53 · Section H, NIC 2008
The code
Where the code sits in the National Industrial Classification 2008, from section to sub-class, in the official wording.
531005 digits: 53 + 1 + 0 + 0NIC 2025 · Notice dated 16 October 2026
On 18 November 2025 the Ministry of Statistics and Programme Implementation released NIC 2025, which uses 6-digit codes aligned with the UN's ISIC Revision 5. This page shows the NIC 2008 code 53100. The matching NIC 2025 code will be added here once it is mapped from MoSPI's official concordance.
How to read it
An NIC code is built in layers. Each digit narrows the one before it: the division, the group, the class, and finally the 5-digit sub-class. Divisions themselves are grouped under lettered sections.
The broadest numbered layer. Division 53 covers postal and courier activities. It sits in section H, transport and storage.
Postal activities.
Postal activities. The official note for this class is quoted below.
Postal activities. The full 5-digit code you enter where a form asks for the business activity by NIC code.
What it covers
53100 is a sub-class of class 5310, postal activities. The NIC 2008 document explains the class in the note below, quoted exactly.
This class includes national postal activities
Where you use it
Two registration forms ask for the business activity by NIC code. This is where 53100 is entered.
The MSME registration asks for the business activity by NIC code. For postal activities, that activity is 53100.
The company incorporation form asks for the main industrial activity of the proposed company by NIC code.
Not GST. GST registration does not use NIC codes; goods and services there are classified by HSN and SAC codes.
Questions
Postal activities, in the National Industrial Classification 2008. It is a sub-class of class 5310, postal activities.
In Udyam Registration, which asks for the business activity by NIC code, and in the SPICe+ company incorporation form, which asks for the main industrial activity by NIC code. GST registration does not use NIC codes.
About this page
The section, division, group, class and sub-class on this page, and the explanatory note for class 5310, are taken word for word from the official document “National Industrial Classification (All Economic Activities) 2008”, Central Statistical Organisation, Ministry of Statistics and Programme Implementation, Government of India.
This is reference information on the classification of a business activity. It is not advice on which code your own business should declare, and the official NIC document prevails if the two ever differ. A change in the classification, including the MoSPI concordance to NIC 2025, re-opens this page for checking.
Not sure which code fits your activity, or spotted a mismatch? Use the WhatsApp button on this page and tell us what the business sells and how.