discount query

Jayesh (accountant) (101 Points)

03 May 2018  
In my case I issue credit note to my client against the bills of last six months. & I charge Gst in credit note.
Now the problem is ... one my client saying that no gst come under these type of discount. as these is cash discount.
kindly guide gst is come in these case or need to issue credit note without gst ?