Here is the list of State Codes under GST:
(Annexure I: State code and TIN number co-relation for implementing the validation)
| 01 | JAMMU AND KASHMIR | 20 | JHARKHAND |
| 02 | HIMACHAL PRADESH | 21 | ODISHA |
| 03 | PUNJAB | 22 | CHATTISGARH |
| 04 | CHANDIGARH | 23 | MADHYA PRADESH |
| 05 | UTTARAKHAND | 24 | GUJARAT |
| 06 | HARYANA | 25 | DAMAN AND DIU |
| 07 | DELHI | 26 | DADRA AND NAGAR HAVELI |
| 08 | RAJASTHAN | 27 | MAHARASHTRA |
| 09 | UTTAR PRADESH | 28 | ANDHRA PRADESH (old) |
| 10 | BIHAR | 29 | KARNATAKA |
| 11 | SIKKIM | 30 | GOA |
| 12 | ARUNACHAL PRADESH | 31 | LAKSHWADEEP |
| 13 | NAGALAND | 32 | KERALA |
| 14 | MANIPUR | 33 | TAMIL NADU |
| 15 | MIZORAM | 34 | PUDUCHERRY |
| 16 | TRIPURA | 35 | ANDAMAN AND NICOBAR ISLANDS |
| 17 | MEGHLAYA | 36 | TELANGANA |
| 18 | ASSAM | 37 | ANDHRA PRADESH (NEW) |