Articleship termination and transfer

Hello Sir !! My first year of articleship is going to complete on 4 th Jan 2022 .And I want to take transfer before that period ends hence I m thinking of terminating from my current principal in end on Nov 2021 and re-registrating on Dec 20 th after giving my CA Inter group 2 exams .Do 30 days are allowed between termination and re-registration ? And plz guide me about this decision as termination and re-registration after some days that's the ou option I have