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User guide

GST no. Format

Here’s a complete break-up of the proposed GST Identification Number. Each taxpayer will be allotted a state-wise PAN-based 15-digit Goods and Services Taxpayer Identification Number (GSTIN).
The first two digits of this number will represent the state code
The next ten digits will be the PAN number of the taxpayer
The thirteenth digit will be assigned based on the number of registration within a state
The fourteenth digit will be Z by default
The last digit will be for check code
A format of proposed GSTIN  has been shown in the image below: