To summarise, there are two scenarios:

Scenario 1: Tickets booked through travel agent or online travel aggregator (e.g. make my trip,
yatra.com etc.)
Response: You are requested to claim your refund from your travel agent or travel aggregator
as applicable.

Scenario 2: Tickets booked directly from the website of Jet Airways or Jet Airways ticket counter.
Response: You may submit your refund claim in form B by accessing the link set out below.

https://protect-eu.mimecast.com/s/f3kTC1n8tnrvqfLd2WY?domain=jetairways....