List of Gazetted and Restricted holidays to be observed in the, Delhi Centre of the Institute during the Calender Year 2015.
| No. | Holiday | Date | Day of week |
|---|---|---|---|
| 1 | Milad-Un-Nabi (Birthday of Prophet Mohammad) | 04 January | Sunday |
| 2 | Republic Day | 26 January | Monday |
| 3 | Holi | 06 March | Friday |
| 4 | Ram Navami | 28 March | Saturday |
| 5 | Mahavir Jayanti | 02 April | Thursday |
| 6 | Good Friday | 03 April | Friday |
| 7 | Buddha Purnima | 04 May | Monday |
| 8 | Idul Fitr | 18 July | Saturday |
| 9 | Independence Day | 15 August | Saturday |
| 10 | Janamashtami | 05 September | Saturday |
| 11 | Id-ul-Zuha(Bakrid) | 25 September | Friday |
| 12 | Mahatma Gandhi's Birthday | 02 October | Friday |
| 13 | Dussehra (Vijaya Dashami) | 22 October | Thursday |
| 14 | Muharram | 24 October | Saturday |
| 15 | Diwali (Deepavali) | 11 November | Wednesday |
| 16 | Guru Nanak's Birthday | 25 November | Wednesday |
| Milad-Un-Nabi (Birthday of Prophet Mohammad) * | 24 December | Thursday | |
| 17 | Christmas Day | 25 December | Friday |
| No. | Holiday | Date | Day of week |
|---|---|---|---|
| 1 | New Year's Day | 1 January | Thursday |
| 2 | Makara Sankaranti | 14 January | Wednesday |
| 3 | Pongal (South India) | 15 January | Thursday |
| 4 | Basant Panchami/Sri Panchami | 24 January | Saturday |
| 5 | Guru Ravidas's birthday | 03 February | Tuesday |
| 6 | Swami Dayanand Saraswati Jayanti | 14 February | Saturday |
| 7 | Shivaji Jayanti | 19 February | Thursday |
| 8 | Holikadahan | 05 March | Thursday |
| 9 | Chaitra Sukladi/Gudi Padava/Ugadi/Cheti Chand | 21 March | Saturday |
| 10 | Easter Sunday | 05 April | Sunday |
| 11 | Vaisakhi/Vishu/Mesadi | 14 April | Tuesday |
| 12 | Vaisakhadi(Bengal)/Bahag Bihu (Assam) | 15 April | Wednesday |
| 13 | Hazarat Ali's Birthday | 03 May | Sunday |
| 14 | Guru Rabindranath's Birthday | 09 May | Saturday |
| 15 | Jamat-Ul-Vida | 17 July | Friday |
| 16 | Rath Yatra | 18 July | Saturday |
| 17 | Parsi New Year's Day/Nauroz | 18 August | Tuesday |
| 18 | Onam | 28 August | Friday |
| 19 | Raksha Bandhan | 29 August | Saturday |
| 20 | Vinayaka Chaturthi/Ganesh Chaturthi | 17 September | Thursday |
| 21 | Dussehra (Maha Saptami) Additional | 20 October | Tuessday |
| 22 | Dussehra (Maha Ashtami) Additional | 21 October | Wednesday |
| 23 | Dussehra (Maha Navmi) Additional | 22 October | Thursday |
| 24 | Maharishi Valmiki's Birthday | 27 October | Tuesday |
| 25 | Karaka Chaturthi (Karva Chouth) | 30 October | Friday |
| 26 | Deepavali (South India) | 10 November | Tuesday |
| 27 | Naraka Chaturdasi | 10 November | Tuesday |
| 28 | Govardhan Puja | 12 November | Thursday |
| 29 | Bhai Duj | 13 November | Friday |
| 30 | Pratihar Sashthi or Surya Sashthi (Chhat Puja) | 17 November | Tuesday |
| 31 | Guru Teg Bahadur Martyrdom Day | 24 November | Tuesday |
| 32 | Christmas Eve | 24 December | Thursday |
Last updated: Wednesday Jan 01 2014 . Send updates, corrections, and other feedback to mweb@isid.ac.in