The USSR flag has been raised over a municipality building in Sweden, local press reports.

The incident took place in the Swedish Täby municipality. One of the employees came to work and noticed the USSR flag hoisted on the building. The staffer immediately took it off, Expressen reported.

According to the local security services, no one except the employees of the municipality are allowed to raise flags on the official building.

The municipality is "very seriously" considering the incident, planning to report to the police.