Mumbai: “Chalk N Duster”, a film based on the commercialisation of education in India, has been made tax-free in Delhi, Rajasthan, Uttar Pradesh and Bihar, says actress Juhi Chawla, who plays a pivotal role in the movie. “Impressed by the film, states of Rajasthan, Uttar Pradesh and Bihar have confirmed tax exemption for 'Chalk N Duster',” Juhi posted on Twitter. The movie also stars Shabana Azmi and Divya Dutta. Shabana shared: “Tax exemption for @CNDtheMovie in Delhi also! Four governments cutting across party lines vote for 'Chalk N Duster'. Your vote matters the most.” Directed by Jayant Gilatar, the film released on Friday.