| Friday, 1 January 2027 | Margazhi 17 | New Year's Day |
| Friday, 15 January 2027 | Thai 1 | Thai Pongal |
| Saturday, 16 January 2027 | Thai 2 | Mattu Pongal |
| Saturday, 16 January 2027 | Thai 2 | Thiruvalluvar Day |
| Sunday, 17 January 2027 | Thai 3 | Farmers' Day |
| Sunday, 17 January 2027 | Thai 3 | Kaanum Pongal |
| Friday, 22 January 2027 | Thai 8 | Thaipusam |
| Tuesday, 26 January 2027 | Thai 12 | Republic Day |
| Wednesday, 10 March 2027 | Maasi 26 | Ramzan Khutba |
| Friday, 26 March 2027 | Panguni 12 | Good Friday |
| Thursday, 1 April 2027 | Panguni 18 | Bank Annual Closing of Accounts (banks only) |
| Wednesday, 7 April 2027 | Panguni 24 | Telugu New Year |
| Wednesday, 7 April 2027 | Panguni 24 | Ugadi |
| Wednesday, 14 April 2027 | Chithirai 1 | Tamil New Year |
| Monday, 19 April 2027 | Chithirai 6 | Mahavir Jayanti |
| Saturday, 1 May 2027 | Chithirai 18 | May Day |
| Monday, 17 May 2027 | Vaikasi 3 | Bakrid |
| Wednesday, 16 June 2027 | Aani 1 | Muharram |
| Sunday, 15 August 2027 | Aadi 30 | Independence Day |
| Sunday, 15 August 2027 | Aadi 30 | Milad-un-Nabi |
| Tuesday, 24 August 2027 | Aavani 7 | Gokulashtami |
| Saturday, 4 September 2027 | Aavani 18 | Vinayagar Chaturthi |
| Saturday, 2 October 2027 | Purattasi 15 | Gandhi Jayanti |
| Friday, 8 October 2027 | Purattasi 21 | Saraswati Pooja |
| Friday, 8 October 2027 | Purattasi 21 | Ayutha Pooja |
| Saturday, 9 October 2027 | Purattasi 22 | Vijaya Dasami |
| Thursday, 28 October 2027 | Aippasi 11 | Deepavali |
| Saturday, 25 December 2027 | Margazhi 9 | Christmas |