Tamil Nadu Express - தங்களை அன்புடன் வரவேற்கிறது - Swaroop Kutti

Regional Name: There seems to be no rule followed to update Train's Regional Name which needs immediate attention (like Urdu been used as Regional name for Tamil Nadu Special & multi regional name)
1. Train's Board: Next language which exist on train board after Hindi/English will be used for Regional Name
2. Train's Beautification: will be used If no Regional Name exist in train board (RJPB Rajdhani theme is maithili)
3....
more...

PM Station State: If 1&2 doesn't exist, Regional Language of PM State shall be followed
4. SM Station State: If PM schedule don't exist for rake (eg Magadh), SM Station State RL will be followed (NDLS for Magadh)
5. Station regional name shall be fixed to Station Board's Regional Language (Point 3&4 can also be followed basis SB)