The probe stems from a Jharkhand Police FIR filed to investigate alleged use of forged papers in sale and purchase of defence land.
The percentage of girls getting married before attaining legal age is as high as 5.8 in Jharkhand, according to the survey brought out by the office of the Registrar General and Census Commissioner.
Fearing poaching of its MLAs by the opposition BJP to topple the government, the Jharkhand Mukti Morcha (JMM)-led UPA alliance had shifted the legislators to Raipur ahead of the trust vote.
A chartered flight carrying about 40 MLAs took off from the Ranchi airport shortly after 4.30 pm towards Raipur, the capital of Chhattisgarh.
The development took place soon after a marathon third round of a meeting of legislators of the ruling alliance at the chief minister's residence to chalk out a strategy to deal with the emerging scenario.
The BJP leaders sought Soren's removal as Chief Minister, as well as his disqualification as MLA by Governor Ramesh Bais.
However, the Raj Bhavan has officially not confirmed the development.
The opinion was sent on a plea seeking that CM Hemant Soren be disqualified as an MLA for violating electoral law by extending a mining lease to himself, said sources.
A retired senior IPS officer, who rose to the rank of IGP with the Jharkhand Police, the former top cop was also the chairman of Jharkhand Public Service Commission.
If elected, Murmu will be India's first tribal President and also the first born after Independence.