hi,

see due to covid 19 pandemic many of the board exam results has delayed and some of them are on the way to publish. however there is no particular date is released by the exam control authority which would mention the exact date. however nios  10th and 12th results are supposed to be out on the last week of july 2020. I suggest you to regularly check the official website to know about the latest dates and notifications.

follow the below link for the same,

https://school.careers360.com/articles/nios-result