Road signs in Norway are regulated by the Norwegian Public Roads Administration, Statens vegvesen in conformity with the 1968 Vienna Convention on Road Signs and Signals, to which Norway is a signatory.
Road signs in Italy conform to the general pattern of those used in most other European countries, with the notable exception that the background of motorway (autostrada) signs is green and those for 'normal' roads is blue. They are regulated by the Codice della Strada and by the Regolamento di Attuazione del Codice della Strada in conformity with the 1968 Vienna Convention on Road Signs and Signals.
Road signs in Thailand are standardized road signs similar to those used in other nations but much of it resembles road signage systems used in South American countries with certain differences, such as using a blue circle instead of a red-bordered white circle to indicate mandatory actions. Until the early 1980s, Thailand closely followed American, European, Australian, and Japanese practices in road sign design, with diamond-shaped warning signs and circular restrictive signs to regulate traffic. The Department of Railway maintains a standard on the typeface used in the sign, with custom made type for Thai text, unofficially named "Thang Luang" (อักษรทางหลวง) and a small derivation of FHWA Series fonts typeface, which is used on American road signage, for Latin text. In most Bangkok Metropolitan Area's routes, TS Lopburi is still used.
The design of road signs in Poland is regulated by Regulation of the Ministers of Infrastructure and Interior Affairs and Administration on road signs and signals. The Annex 1 to the regulation describes conditions related to usage of the road signs – size, visibility, colors and light reflections, typeface and text, criteria of choosing the type of foil to signs faces, colorful specimens and schematics.
Road signs in Israel are regulated by the Ministry of Transportation in the Division of Transportation Planning, most recently set forth in June 2011.
The road signs of the Kingdom of the Netherlands, as well as Suriname, are regulated in the Reglement verkeersregels en verkeerstekens 1990, commonly abbreviated as RVV 1990. While most previous signage, from the RVV 1966 (Dutch) remained legal and official, they have been updated / replaced. Some aren't official anymore and have lost legal validity, but most surviving old signs remained valid.
Road signs in South Korea are regulated by the Korean Road Traffic Authority.
Road signs in Austria are regulated in Straßenverkehrsordnung (StVO).
Traffic signs, installations, and symbols used in Germany are prescribed by the Road Traffic Regulation (StVO) and the Traffic Signs Catalog (VzKat).
Road signs in Pakistan are modelled on the British road sign system, with an exceptional difference being that they are bilingual and contain messages in Urdu, the national language, and English, and in some cases, the local regional or provincial languages. Pakistan drives on the left side of the road and follows the left-hand traffic system. Vehicles must be overtaken on their right.
Road signs in Switzerland and Liechtenstein generally conform to the 1968 Vienna Convention on Road Signs and Signals.
Road signs in Mongolia are similar to the Soviet, British, and other European road sign systems. Road signs are regulated in the MNS 4597:2014 standard and conform to the general pattern of road signs as set out in the Vienna Convention on Road Signs and Signals. Despite the fact that Mongolia was never part of the Soviet Union, the MNS 4597:2014 standard for road signs has many similarities with its post-Soviet counterparts based on the Soviet standard ГОСТ 10807-78 and the Russian standard ГОСТ Р 52290-2004. Mongolia acceded to the Vienna Convention on Road Signs and Signals on December 19, 1997.
Road signs in Georgia are similar to the road sign system of other post-Soviet states that ensure that transport vehicles move safely and orderly, as well as to inform the participants of traffic built-in graphic icons. However, some road signs look a bit different from Soviet ones and closer to the European ones. These icons are governed by the Vienna Convention on Road Traffic and Vienna Convention on Road Signs and Signals.
Road signs in Kyrgyzstan are similar to the road sign system of other post-Soviet states that ensure that transport vehicles move safely and orderly, as well as to inform the participants of traffic built-in graphic icons. These icons are governed by the Vienna Convention on Road Traffic and Vienna Convention on Road Signs and Signals.
Road signs in Lithuania conform to the general pattern of those used in most other European countries as set out in the 1968 Vienna Convention on Road Signs and Signals. Due to the country being occupied and annexed by the Soviet Union between 1940 and 1990, when it restored its independence, modern road signs used in Lithuania are in many ways similar in design to road signs used in the Soviet Union before its dissolution in 1991. This design of road signs is still used in most post-Soviet states, in particular Russia, Belarus, and Ukraine. Neighboring post-Soviet Baltic countries Latvia and Estonia, which were also occupied by the Soviet Union in 1940, have significantly modified their road sign designs, resulting road signs in these two countries being extremely different in design from road signs used in most other post-Soviet states.
The road signs, used on the Serbian road network, are regulated by the "Regulation of Traffic Signs", which was last time modified in 2017.
Road signs in Portugal are governed by the "Regulamento de Sinalização do Trânsito" of the Republic of Portugal.
Road signs in North Macedonia are regulated in Правилник за сообраќајните знаци, опрема и сигнализација на патот / Pravilnik za soobraḱajnite znaci, oprema i signalizacija na patot.
Road signs in Latvia conform to the general pattern of those used in most other European countries. They are regulated in Ceļu satiksmes noteikumi and the standards documents LVS 77–1:2016 "Ceļa zīmes. 1. daļa: Ceļa zīmes", LVS 77-2:2016 "Ceļa zīmes. 2. daļa: Uzstādīšanas noteikumi" and LVS 77-3:2016 "Ceļa zīmes. 3. daļa: Tehniskās prasības" in conformity with the 1968 Vienna Convention on Road Signs and Signals. Latvia acceded to the Vienna Convention on Road Signs and Signals on October 19, 1992.
Road signs in Croatia are regulated in Pravilnik o prometnim znakovima signalizaciji i opremi na cestama. The shape and design of the road signs largely follow the road signs used in most European countries, including European Union countries, to which Croatia joined in 2013. A similar design of road signs is used in the neighboring countries of the former Yugoslavia like Slovenia, Bosnia and Herzegovina, and also North Macedonia.
