Of the fresh cases reported in the past 24 hours ending 9 AM on Wednesday, nine were linked to the Koyambedu market in Chennai, the bulletin said.
Samples of 9,664 people were tested and 48 including those from other states have been discharged from various hospitals after treatment, taking the cumulative recoveries to 1913.
The number of active patients are now at 816.
Cumulative positive cases from other states stood at 219 with 75 active cases, it added.