Unbilled Sales In the month of march 2020

Unbilled revenue means
1) Consideration is received from customer
2) Invoice is not yet raised
3) Goods / Service is supplied to customer

Advanve from customer means
1) Consideration is received from customer
2) Invoice is not yet raised
3) Goods / Service is not yet supplied to customer

Apply this criteria to your situation and accordingly make the classification

You can issue invoice and pay the amount in april month , but ensure u raise the invoice on march month date . Otherwise it won't be counted in sales for the month of March!

@ jashwanth does this goes according to the AS??

Gst law itself has the provision for showing the same, if u filed Gstr9 &9c u will be having better understanding on it.

@ jaswanth I have not filed gstr 9 & 9c ..