The solar case relates to alleged cheating of several persons by two persons--Saritha S Nair and Biju Radhakrishnan--by offering solar panel installations.
A staff member in Chief Minister Oommen Chandy's office was among those arrested in connection with the case.
A division bench, comprising acting Chief Justice Ashok Bhushan and A M Shaffique, issued the direction while considering a PIL filed by opposition leader V S Achuthanandan seeking a CBI probe in the solar cases.
The court granted two weeks time to the government to update the position of 34-odd solar cases pending before various courts.
The government appointed the Justice G Sivarajan Commission to probe the scam in October 2013 following an agitation by CPI-M-led LDF opposition. The scam came to light in July that year.
