He holds a bachelor"s degree in science (Bachelor of Science).
He was the Chief Minister of Goa from June 2007 to March 2012. He belongs to the Indian National Congress. Digambar Kamat quit the Indian National Congress (Incorporated) in 1994 and joined the Bharatiya Janata Party (BJP) when he was denied the Incorporated ticket.
In 2005, he left the BJP-led government in the state and returned to the Congress.
On 25 July 2007, Kamat"s government fell into crisis, as it appeared to not have a majority after resignations and alliance break-ups. However, it saved itself and went on to rule Goa for the next 5 years up to 2012.