Vodafone India — what is access fee and why it is such a high amount.

Address:	Mumbai City, Maharashtra, 401107
Website:	www.vodafone.in

"rchrg of mrp rs23.0 on 24-jul-17 successful. Tlktime rcvd rs0.0, gst rs3.51, accessfee rs19.49, new bal rs1.85. Transid mu[protected]. Dial *111# for a/c info"
What the hell is this?
19rs out 23 access fee 3.51 gst then how will ever we get any recharge.
Twice to thrice this has happened to me.
Requesting to urgently remove the access fee policy.
Or else we may need to change the provider