Hello

you can take the 10th exam in OCT 2020, you might be asked to submit the last academics of your schooling, All the new NIOS dates 2020 starting from admission, exam fees payment until results are listed below. You must check this calendar to know about latest NIOS date sheet 2020 and other important dates.

For more details you can check this link:

https://school.careers360.com/articles/nios-exam-dates

Hope this will help you

Thanks