Irani, who was shunted to the low-profile Ministry of Textiles in Tuesday's cabinet reshuffle, seems to be "unhappy" over being displaced from the HRD Ministry, said sources.
He's attending an annual conference organized by New York-based private investment firm Allen & Company.
Modi said the festival will help strengthen the spirit of harmony and peace in society.
A 30-year-old man and his mother have allegedly committed suicide in Jalandar apparently after being harassed by his wife, police said on Monday.
Major rejig of Modi ministry; Irani, Gowda lose crucial portfolios
The Bharatiya Janata Party (BJP) on Monday staged a protest against Delhi Chief Minister Arvind Kejriwal and alleged that he is the "mastermind" behind the Quran desecration case in Punjab.