Road signs in Indonesia the rules are not being implemented properly. Indonesian road signs use Indonesian, the official and the national language of Indonesia. However, English is also used for important public places such as tourist attractions and airports. Bilingual signs can be found in tourist areas such as Bali. Indonesia signed the Vienna Convention on Road Signs and Signals but have yet to ratify the Convention. Warning signs warn of possible dangers or unusual conditions ahead and alert motorists on the hazards to expect. Warning signs in Indonesia used to closely follow The American MUTCD and Japanese diamond-shaped with yellow background and black-and-yellow
Languages of Indonesia Indonesia were ruled by the Dutch East India Company and subsequently the whole of what is now Indonesia was in the Dutch East Indies, the Dutch language has no official status there and the small minority that can speak the language fluently are either educated members of the oldest generation, or employed in the legal profession, as certain law codes are still only available in Dutch. Several prominent languages spoken in Indonesia sorted by language family are: There are many additional small families and isolates among the Papuan languages. Indonesian languages are generally not rendered in native-invented systems, but in