The Hofburg, the official residence and workplace of Austria’s President Alexander Van der Bellen, has been evacuated after a bomb threat, a police spokesman said in a statement.
"The search was negative. All closures can be lifted!" the police said on Twitter.
Shortly after 3 p.m. local time (1 p.m. GMT), police started the evacuation and erected extensive barriers at the site. Bomb detection dogs were also requested, police spokesman Markus Dittrich said, as quoted by Die Presse.
The police have conducted a search at the territory, according to the spokesman. The threat was reportedly directed against the office of the president.