The original design for the Tehran Metro was limited to Mirdamad station. However The expansion to the north of city and rapid growth of population urged Metro experts to design and extension to Tajrish square. With the policies of City Hall the process has taken a serious pace and the case has been discussed with Mayors of districts 1 and 3, for financing the construction of relevant tunnel and station. some negotiations with the Government for provision of the needed hard currency is under way, and with the appropriate contribution and help of officials we hopefully would witness the mobilization of the proposed 8 km. route with 7 stations in two phases stated for 2006 and 2008.

This timetable is as follow:

The final alignment of the expansion of Line 1 is towards Tajrish and other stations according the plan:

This table is as follow:

Please do not bring the bulky and inadmissible goods into the metro stations and trains, including:

- All goods with length of more than 1 m. like curtain rod, piece of stuff, moquette and etc
- Inflammable and explosive substances like oil,petrol gasoline, alcohol and etc
- Explosive substances like nitroglycerine, gas cylinders, picnic cylinders and etc
- Vehicles with wheels like bicycle, tricycle and etc
- Sharp substances like saw, adze, metal sheet, glass, luster, florescent lamps and etc
- Malodorous and ill–smelling substances.
- Weapons including military and hunting guns.
- Alive animals whether domestic or wild.
- Boxes, very huge and heavy substances.
- Solid and liquid bulky substances like oil, sugar and so on with unsuitable packages.

You may see different credit cards in your everyday lives. Ordinary credit cards, bankcards and telephone cards are some of the most common credit cards,
which may have different inherent mechanisms. Some contain a magnetic strip in which the data is stored. These cards are gradually substituted by smart cards, which provide far better security and ease of use. The smart cards include contact and contact-less cards. The so-called contact smart cards should become in direct contact with reading machines in order to make read the data, which have been stored into their golden strip memory.