Autobahns of Austria
Unlike German autobahns, on Austrian autobahns a general speed limit of 130 km/h (81 mph) is set, although as of August 25, 2018, the FPÖ government has been going on a trial for a possible speed limit increase to 140 km/h (87 mph) on the Autobahn 1 freeway. They may only be used by powered vehicles that are designed to achieve at least . While on the motorway voluntary stops, U-turns and backward driving are prohibited.
Tauern Autobahn
In a variance to the general Austrian motorway speed limit of 130 km/h (81 mph), a special environmental speed limit of 110 km/h (68 mph) is in force on the Tauern Autobahn between 10:00 PM and 5:00 AM.