It was the second straight night of protests after Prime Minister Irakli Kobakhidze of the country’s ruling Georgian Dream party announced the decision the previous day.
Riot police used water cannons to push protesters away from the building and later moved to force them farther back along Rustaveli Avenue, the city’s main boulevard.
The Associated Press saw protesters in Tbilisi being chased and beaten by police as demonstrators rallied in front of the country’s parliament building.
RIOT police have battled protesters in Georgia after the "pro-Putin" regime stalled the country's bid to join the European Union.