The National Stock Exchange (NSE) and Bombay Stock Exchange (BSE) are the two major stock exchanges in India.

Both exchanges follow similar trading schedules on working days.
Regular Trading Session:
9:15 AM to 3:30 PM (Monday to Friday)
Pre-Open Session:
9:00 AM to 9:15 AM
Post-Closing Session:
3:40 PM to 4:00 PM
Stock markets remain closed on Saturdays, Sundays and on officially declared market holidays.
Investors and traders are advised to check the latest NSE and BSE holiday list before planning trades.