Once you receive a notification from Upstox at the end of a trade (T) day you need to authorize your trades on CDSL by

  • 7:00 PM on the same day for stocks which are unavailable under Demat holdings.
  • 8:00 PM on the same day for T+1 delivery stocks which are available under Demat holdings

This means if you place a sell trade on Monday, you can authorize it till:

  • Monday 7:00 PM for stocks which are unavailable under Demat holdings.
  • Monday 8:00 PM for T+1 delivery stocks which are available under Demat holdings.