Karnataka Chief Minister Siddaramaiah submitted his resignation on Thursday to the Governor's Special Secretary at Lok Bhavan in Bengaluru.
Special Secretary Prabhu Shankar received the resignation in the absence of Governor Thaawarchand Gehlot.
According to Lok Bhavan sources, Gehlot is in his native place, Indore, for personal reasons.
Deputy Chief Minister DK Shivakumar and other cabinet colleagues accompanied Siddaramaiah as he tendered his resignation.