It is not necessary to wear a Chador unless one wants to visit a holy Shrine. They should wear a long sleeve shirt There is no limitation on the color or material.
Visa
Yes, the head scarf should cover the hair.
They are not.
No, it is forbidden.
The tap water is drinkable, but it is recommended to have mineral water.
It is Rial. In daily trade, Iranians use a unit called Tooman, which is the unit for 10 Rial.
You can exchange at the airport, there is Melli Bank, a better rate is available in Bureau de change.
Credit cards, master Cards are not accepted in Iran, and ATM’s are not for International use.
Yes, there are.
Yes they are.
The power socket outlets are 2 round circles, in which a plug with two pins can be inserted.
Yes, please keep it until the day of your departure, when it will be collected by the passport control again. In case you lose the copy, please let the guide know.
Yes, please announce it at the custom, so that you receive a filming Permits for Iran.
Yes there are, but no taximeters, It is advisable to Agree on a fare before hand. The majority of the taxi drivers speak Farsi. The airport taxis are a little more expensive than street ones. for Traveling between the cities one uses taxi, buses, railway and air plane.
No, most of them only speak Farsi, but they are very helpful.