List of Public Holidays – 2017
| S.No. | Day | Date | Holiday |
| 1 | Sunday | 1-Jan-17 | New Year Day |
| 2 | Saturday | 14-Jan-17 | Pongal |
| 3 | Sunday | 15-Jan-17 | Thiruvallur Day |
| 4 | Monday | 16-Jan-17 | Uzhavar Thirunal |
| 5 | Thursday | 26-Jan-17 | Republic Day |
| 6 | Friday | 14-Apr-17 | Tamil New year |
| 7 | Monday | 1-May-17 | May Day |
| 8 | Monday | 14-Aug-17 | KrishnaJayanthi |
| 9 | Tuesday | 15-Aug-17 | Independence Day |
| 10 | Friday | 25-Aug-17 | Ganesh Chaturthi |
| 11 | Friday | 29-Sep-17 | Ayudha Puja |
| 12 | Saturday | 30-Sep-17 | Vijayadashmi |
| 13 | Monday | 2-Oct-17 | Gandhi Jayanthi |
| 14 | Wednesday | 18-Oct-17 | Dewali |
| 15 | Monday | 25-Dec-17 | Christmas |
