For SEOCH Participant, trade adjustments in respect of a Block Trade shall be submitted by SEOCH Participants at any time 30 minutes prior to the System Input Cutoff Time on the same Trading Day or 30 minutes prior to the System Input Cutoff Time on the next Trading Day. For details, please refer to SEOCH Procedures 5.4.5.
For HKCC Participant, for Block Trades executed during the T Session on a Trading Day, trade adjustment request may be submitted at any time 30 minutes prior to the System Input Cutoff Time on the same Trading Day or 30 minutes prior to the System Input Cutoff Time on the next Trading Day. For Block Trades executed during the T+1 Session on a Trading Day, trade adjustment requests may be submitted at any time 30 minutes prior to the T+1 Session Cutoff Time on the same Trading Day or 30 minutes prior to the System Input Cutoff Time on the next Trading Day. For details, please refer to HKCC Procedures section 1.4.1.
For respective System Input Cutoff Time, please refer to the HKCC Rules section 101 and SEOCH Rules section101.
For T+1 Session Cutoff Time, please refer to HKCC Rules Appendix B.