Ca final exam form may 2017

i have applied ca final may 2017 exam form. as per new notification of icai regarding completion of service( cos)i.e if a final year student attach cos with exam form online afterwards there is no requirement to send pdf of exam form generated online.pdf generated still contain note please do not fold this pdf while posting. i just want to clarify whether still require to physically form pdf of exam form generated by post.

thanks for your reply.

 i am going to appear in may 2017 exam of ca final 1st group. But iwant to go for both group.

nov2016 exam i got exemption in law, but problem is that i am waiting for my cs professional results .i.e. will be declared on 25 feb 2017 ,if i will clear then i want to go for both group of ca final, is there correction procedure to change one group  to both group in ca exam .