Interest on gst payment

Lila (Job) (512 Points)

03 September 2019  

1. Is it compulsory to calculate and pay interest on GST liability?

2. If we are filing for April'18, interest should be calculated for what period. Due date shown on return is 31/03/19.

3. If we have missed paying interest for one month (say - Mar 18), how can it be rectified?