Type of documents are to be reported to GST System.

GST DOST's BLOG

Type of documents are to be reported to GST System.
Apr, 2018
By Vikash Dhanania
Resource Chapter 91            

While the word invoice is used in the name of e-invoice, it covers other documents that will be required to be reported to IRP by the creator of the document:

i. Invoice by Supplier

ii. Credit Note by Supplier

iii. Debit Note by Supplier

iv. Any other document as required by law to be reported by the creator of the document (as notified by the Government from time to time).