Union Home Minister Amit Shah on Friday criticised the JMM-led government in Jharkhand for "vote bank" politics and vowed if the BJP comes to power, it would chase "each" illegal immigrant out of the state. He promised Rs 10 lakh free health cover to poor people aged 75 and above in the state. Shah claimed that the ruling JMM was "patronising infiltration" for "vote bank" and the tribal population in Santhal Pargana reduced to 28 per cent from 44 per cent earlier. "Infiltrators are vote banks of RJD, Congress and JMM. I promise to drive out illegal immigrants. The time has come to show the corrupt JMM-dispensation exit door...We want to change Jharkhand," Shah said at a rally after flagging off BJP's 'Parivartan Yatra' from Police Line Ground in Sahibganj. He urged people to choose a government which would chase out the illegal immigrants and not the one who patronises them. "The Hemant Soren government is indulged in 'ghuspathiya kalyan' (infiltrators welfare) instead of public .