As you have asked about the holidays in IIT Gandhinagar, I am giving you information about it, check below for the details

List of Institute Gazetted Holidays During The Year-2016
Holiday Date

Makar Sankranti January 14
Republic Day January 26
Holi March 24
Good Friday March 25
Mahavir Jayanti April 20
Buddha Purnima May 21
Idu’l Fitr July 06
Independence Day August 15
Janmashtami August 25
Id-ul-Zuha (Bakrid) September 12
Mahatma Gandhi’s Birthday October 02
Dussehra October 11
Muharram October 12
Diwali (Deepavali) October 30
Guru Nanak’s Birthday November 14
Milad-Un-Nabi or Id-E-Milad (Birthday of Prophet Mohammad) December 13
Christmas Day December 25

List of Institute Restricted Holidays During The Year-2016

Holiday Date
New Year’s Day January 01
Pongal January 15
Guru Govind Singh’s Birthday January 16
Basanta Panchami/ Sri Panchami February 12
Shivaji Jayanti February 19
Guru Ravidas’ Birthday February 22
Swami Dayananda Saraswati Jayanti March 04
Maha Shivratri March 07
Holika Dahan, Dolyatra March 23
Easter Sunday March 27
Chaitra Sukladi/Gudi Padava/Ugadi/Cheti Chand April 08
Vaisakhi/Vishu April 13
Masadi/Vaisakhadi / Bahag Bihu (Assam) April 14
Ram Navami April 15
Hazarat Ali’s Birthday April 21
Guru Rabindranath’s Birthday May 08
Jamat-Ul-Vida July 01
Rath Yatra July 06
Parsi New Year’s Day/Nauraj August 17
Raksha Bandhan August 18
Ganesh Chaturthi /Vinayaka Chaturthi September 05
Onam September 14
Dussehra (Maha Saptami) (Additional) October 08
Dussehra (Maha Ashtami) (Additional) October 09
Dussehra (Maha Navmi) October 10
Maharishi Valmiki’s Birthday October 16
Karaka Chaturthi (Karva Chouth) October 19
Deepavali (South India) October 29
Naraka Chaturdasi October 29
Govardhan Puja October 31
Bhai Duj November 01
Pratihar Sashthi or Surya Sashthi (Chhat Puja) November 06
Guru Teg Bahadur’s Martyrdom Day November 24
Christmas Eve December 24