A group of Taliban militants launched coordinated attack on government compound in Shindand district of western Herat province late on Tuesday.
Security officials confirmed that heavy gun battle continue between the Afghan forces and Taliban militants.
The militants are said to be equipped with heavy weapons, including rocket launchers with reports suggesting the government compound has been hit by rockets.
In the meantime, a local security official said the gun battle started around 6:30 pm local time and continued for at least one hour.
The official further added that the militants were pushed back by Afghan security forces, leaving several Taliban militants killed or injured.
He said at least three policemen were also injured during the gun battle with the assailant militants.
The Taliban militants group has not commented regarding the incident so far.