ISO 3166-2:IN is part of the ISO 3166 standardization codes published by the International Organization for Standardization (ISO) for India. It is part of the ISO 3166-2, which defines codes for the names of the principal subdivisions (provinces or states) of all countries coded in ISO 3166-1. ISO 3166-2 codes are defined for 28 states and eight union territories of India.
Description
ISO 3166-2 codes is part of the ISO 3166 standardization codes published by the International Organization for Standardization (ISO). It is part of the ISO 3166-2, which defines codes for the names of the principal subdivisions (provinces or states) of all countries coded in ISO 3166-1.
Current codes
Subdivision names are as listed in the ISO 3166-2 standard published by the ISO 3166 Maintenance Agency as per the Indian System of Transliteration.
thumb|upright=1.5|[[ISO 3166-2 codes of Indian states and union territories.]]
{| class="wikitable sortable"
|-
|+ISO 3166:IN codes
|-
| Addition of an alternative name for one state.
| West Bengal → West Bengal/Banga
|-
| Spelling corrections.
| As per the Indian system of transliteration
|-
| New list source.
| ISO 3166 Maintenance Agency
|-
| rowspan=2|20 August 2002
| Error correction: Duplicate use of IN-CH corrected.
| Chhattīsgarh → Chhattīsgarh
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|-
| Spelling correction.
| Rajasthan → Rājasthān
|-
| 10 December 2002
| Error correction: Reintroduction of old name form in IN-WB
| West Bengal/Banga → West Bengal
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|-
| align=center rowspan=4| 13 December 2011
| Addition of local generic administrative terms.
| Uttaranchal → Uttarakhand <br /> Pondicherry → Puducherry (Pondicherry) <br /> Revert to standard system of spelling from Indian System of Transliteration
| align=center rowspan=4|
|-
| Update of the official languages according to ISO 3166-2.
| India (English) and Bhārat (Hindi)
|-
| Addition of a comment.
| The forms used in the list are English-language forms provided by India.
|-
| Source list update.
| Addition of sources: Statoids, Geonames
|-
| rowspan=3|30 October 2014
| Add one state.
| Telengana
| align=center rowspan=3|