As many as 32 people succumbed to the virus, taking the death toll to 10,956.
The state has been witnessing a steady decline in the number of new infections over the past few days.
On October 18, Tamil Nadu saw the daily new cases dropping below the 4,000 mark, months after hovering around the 5,000 mark.
Recoveries continued to remain significant with 4,014 people walking out of health care facilities after getting cured, totalling to 6,71,489.
Active cases as on Monday stood at 30,606, the bulletin said.
Testing of samples was at 72,236, aggregating to 95,89,743 specimens getting examined till date.
Tamil Nadu does not use Rapid Antigen Diagnostic Tests (RADT) and all tests are RT-PCR (Reverse Transcription Polymerase Chain Reaction based).
Of the 7.11 lakh COVID-19 cases, Chennai's share mounted to 1,96,378 with 747 new infections reported today.
Coimbatore recorded 253 new cases, Salem 165, Chengalpet 143, Thiruvallur 133, Kancheepuram 119 and Tiruppur 109.
Tenkasi, Perambalur district recorded the least with three new cases.
Among the 32 deceased, three of them were without co-morbidities.
People between the age of 13 and 60 constitute the majority of those who contracted the infection with 5,98,762 testing positive till date.
Nearly 3,599 people hailing from the State capital have died contributing to the State's overall 10,956 death toll, the bulletin said