The date sheet for CBSE 12th will be available soon as there is no such official information is out yet so it would be better to keep visiting the official website for the same and jee main application forms will be announced in first week of December. Also, IIT Kanpur will start registration process in last week of April 2018.

So to know all about Mains and Advanced application forms, you can go through the below links -

Jee main application forms 2018

Jee advanced application form 2018

Hope this helps!!!