Tamilnadu Express: தமிழுக்கு அனைத்து இடமுண்டு, அதேபோல் தமிழ்நாடு அதிவிரைவு ரெயிலிற்கு அதிக முன்னுரிமையுண்டு. அதிவிரைவு இரயில்களுக்கு எல்லாம் முன்னோடி தலைவர் - Sakthivel Srinivasan

The Headquarters and the jurisdiction of the each CRS circle over the Railway Administration is as below: -
CIRCLE HEADQUARTERS PRINCIPAL RAILWAYS
CENTRAL CIRCLE Mumbai CENTRAL RLY., WEST CENTRAL RLY.& KONKAN RLY
EASTERN...
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CIRCLE Kolkata EASTERN RLY. & EAST CENTRAL RLY.
NORTHERN CIRCLE New Delhi NORTHERN RLY. & DELHI METRO RAIL CORPORATION
NORTH EASTERN CIRCLE Lucknow NORTH EASTERN RLY. & NORTH CENTRAL RLY
NORTHEAST FRONTIER CIRCLE Kolkata NORTHEAST FRONTIER RLY. & METRO KOLKATA
SOUTHERN CIRCLE Bangalore SOUTHERN RLY. & SOUTH WESTERN RLY.
SOUTH CENTRAL CIRCLE Secunderabad SOUTH CENTRAL RLY.
SOUTH EASTERN CIRCLE Railway Kolkata SOUTH EASTERN RLY., EAST COAST RLY.& SOUTH EAST CENTRAL RLY.
WESTERN CIRCLE Mumbai WESTERN RLY & NORTH WESTERN RLY.

Additional 3 more CRS Circle is necessitated for speedy clearance of Railway Projects since IR projects are activated fast with additional funds now by the present RM.
Central Circle,South Eastern Circle and Southern Circle have to be bifurcated .