ICTS will remain closed on following days during the year 2018
| Sl No. | Holidays | Month & Date | Day of the week |
| 1 | Makara Sankaranti | Jan 15 | Monday |
| 2 | Republic Day | Jan 26 | Friday |
| 3 | Mahavir Jayanthi | Mar 29 | Thursday |
| 4 | Good Friday | Mar 30 | Friday |
| 5 | Buddha Purnima | Apr 30 | Monday |
| 6 | Id-ul-Fitr | Jun 16 | Saturday |
| 7 | Independence Day | Aug 15 | Wednesday |
| 8 | Id-ul-Zuha (Bakrid) | Aug 22 | Wednesday |
| 9 | Ganesh Chaturthi | Sep 13 | Thursday |
| 10 | Muharram | Sep 21 | Friday |
| 11 | Mahatma Gandhi's Birthday | Oct 02 | Tuesday |
| 12 | Dussehra (Mahanavami) | Oct 18 | Thursday |
| 13 | Dussehra (Vijayadashami) | Oct 19 | Friday |
| 14 | Govardhan Pooja / Balipadyami / Diwali | Nov 08 | Thursday |
| 15 | Milad-Un-Nabi or Id-E-Milad | Nov 21 | Wednesday |
| 16 | Guru Nanak’s Birthday | Nov 23 | Friday |
| 17 | Christmas Day | Dec 25 | Tuesday |
