Five Tamil Nadu stations—Palani, Paramakudi, Namakkal, Ambasamudram and Vellore Cantonment—have been redeveloped under the Amrit Stations programme. Upgrades include improved waiting areas and accessibility, with lifts at Ambasamudram and Vellore Cantonment, wider foot overbridges and better parking at Namakkal, and renovated platforms at Vellore Cantonment.