Maharashtra Day or Maharashtra Diwas is celebrated to commemorate the formation of the state. Bombay state was divided into Maharashtra and Gujarat on the basis of different languages on May 1, 1960. Maharashtra comprised of the areas where Marathi and Konkani were spoken whereas Gujarat comprised of the areas where Gujarati and Kutchi are dominating languages.

Maharashtra was formed on May 1, 1960, under the Bombay Reorganisation Act, 1960. The Act was enacted by the Parliament on April 25, 1960. On this day every year, a public holiday is declared in the state and it applies to all educational institutes and government offices.