The National Film Award for Best Investigative Film was one of the National Film Awards presented annually by the Directorate of Film Festivals, the organisation set up by Ministry of Information and Broadcasting, India.
It was one of several awards presented for non-feature films and awarded with Rajat Kamal (Silver Lotus).
The award was instituted in 1990, at 38th National Film Awards and awarded annually for short films produced in the year across the country, in all Indian languages.
[1] Award includes 'Rajat Kamal' (Silver Lotus) and cash prize.
Following are the award winners over the years: