Rail services are operated by Iranian Islamic Republic Railways . There are some air-conditioned trains, and sleeping and dining cars on many trains. Daily services run on all routes. Traffic drives on the right. Unofficial taxis should be avoided.
Group taxis for up to ten people are available for intercity travel.
Prices are negotiated beforehand and tipping is not necessary. Available in most cities and from airports. An International Driving Permit is recommended but it is not a legal requirement. Personal insurance is required. All motorists entering Iran must possess a Carnet de Passage en Douane and an International Certificate of Vehicle ownership.