Chennai, The Greater Chennai Corporation will take steps to close down a software company and sanitise its premises after 40 people tested positive for coronavirus, Tamil Nadu Chief Secretary Rajeev Ranjan said on Monday.

Four employees of a software company having its facilities in Perungudi, Taramani and Kadanchavadi here tested positive for coronavirus infection, he said.

On testing 364 persons who were their colleagues and contacts, 40 persons have been found Covid-19 positive and have been quarantined, he added.

The Chief Secretary also said a sum of Rs 83 lakh has been collected as fine from 38,722 persons over the past four days for not following Covid-19 safety protocols.

As regards the Covid-19 vaccination in the state, he said a total of 21 lakh people have been administered it.