The report, from the Xinhua news agency, cites the motive behind the ban is to making security of governmental computers better.
The ban came at a time when US charged several Chinese government officials with allegedly hacking networks in the US. In the trading allegation, the country with the biggest population blamed US engagement on cyber crimes.
The ban is the biggest so far in the line of issues, Microsoft has been facing in China. The software giant termed the country as centre of software piracy.
There are no reports about alternate to the Windows 8 operating systems at the Chinese governmental computers. Windows XP is still widely used in China, though Microsoft has ended its support for the windows.