The film, directed by Amit Masurkar, was initially slated to hit the screens on August 18.
Production house Drishyam Films announced the new release date on their Twitter account.
"Be the change this #IndependenceDayIndia. Meet Newton in cinemas 22 Sept! #Newton22Sept @ManMundra @RajkummarRao @aanandlrai," the post read.
The producers also released the new teaser of the movie, which shows Rajkummar as a rookie government clerk, who is sent on election duty to a naxal-controlled town in the conflict-ridden jungles of Chhattisgarh.
Presented by director-producer Aanand L Rai, the movie also stars Pankaj Tripathi and actress Anjali Patil in the lead.
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