The Patna-based educationist feels the move will help more people to watch the film.
"Super 30" addresses and acknowledges the importance of teachers in the building and strengthening of society.
Anand Kumar thanks Hrithik Roshan for joining his ‘Super 30’ students at the special screening
Anand, who had launched the Super 30 programme for underprivileged IIT-JEE aspirants, shared the news on social media on Monday.
"Thanks a lot to CM Nitish Kumarji and Deputy CM Sushil Kumar Modiji making 'Super 30' tax-free. It will help more and more people see the film @iHrithik @RelianceEnt @NGEMovies @Shibasishsarkar #super30," Anand tweeted.
Replying to Anand's post, Hrithik tweeted, "This is amazing Anand Sir...thank you CM Nitish Kumar and Deputy CM Sushil Kumar Modi for this."
The movie collected over Rs 50 crore at the box office within three days of its release on July 12.
While Hrithik is being mostly lauded for playing Anand in the film, his co-stars Mrunal Thakur, Pankaj Tripathi, Nandish Sandhu and Amit Srivastava are also being praised for their performances.