
On April 15, regional festivals including Pohela Boishakh, Bohag Bihu, and Vishu are celebrated across India. Banks close in Agartala, Guwahati, Kolkata, Shimla, and other cities per RBI calendar. Schools and colleges remain open nationally but close in select states. Government offices, courts, and PSUs stay open except in celebrating regions. Stock markets NSE and BSE operate normally. Trains, buses, metros, hospitals function regularly. ATMs and digital banking services remain available.