This is what needs to be submitted to claim the subsidy.
For individual buyers:
Aadhaar card + Mobile no. & email id + RC card/registration details
For proprietorship firms:
Aadhaar card + Pan card + GST certificate of the firm + Mobile no. & email id + RC card/registration details
For Private firms:
Pan card + GST certificate of the firm + Mobile no. & email id + RC card/registration details