When will be discussion starts on rejection of band

You will get a call after 20th and after that you your manager and HR will sit together, they will showcase you like you are nothing and not performing as per expectations they will showcase you like they have given mercy by giving this Band. To be honest in front of you your manager would be good and will pretend like its not his fault, in backend Manager, Delivery Partner and HR they all are in same line and compromised, its a Politics.

Once ur manager wakes up to reality