The solar cycle year is significant in Assamese, Odia, Punjabi, Malayalam, Tamil, and Bengali calendars.

The concept is also found in Indian astrology texts wherein it refers to the day of transition of the Sun into the Aries zodiac sign.

This day is the basis for major Hindu, Sikh and Buddhist festivals, of which Vaisakhi and Vesak are the best known.

[9] The lunar element forms the basis of religious calendars and begin the year in Chaitra.

This day is observed by people across India, even in regions which begin the new year using the lunar calendar.