This day which usually falls on 14th or 15 April on Gregorian calendar is celebrated by the Maithils and Tharu people of India and Nepal.
It is also observed by most traditional calendars in India as in Tamil Nadu, Assam, Bengal, Kerala, Manipur, Orissa, Punjab, Tripura and also in Nepal.
[4] In the south eastern Terai of Nepal, Tharu people celebrate Jur Sital (also known as Siruwa) on the first day of the year in the month of Vaisakha by sprinkling water on each other.
After a long period of demand, Bihar government in 2011 declared this day as public holiday to be observed statewide.
Every year there will be holiday for Mithila Diwas on 14 April in the Indian State of Bihar on account of the great festival of Juir Sheetal.