Estimated Review Timeline

March 2024 Update: Due to the transition of paper applications to the IRBOnline system, review timelines are taking longer than usual.  OPRS staff are working diligently to complete reviews as efficiently as possible.  


These guidelines help to explain the usual review timelines.

Review TypePre-review*Board Review**Final Processing***
Exempt ReviewUp to 2 weeksN/A1 week
Expedited ReviewUp to 2 weeksUp to 2 weeks1 week
Convened BoardUp to 2 weeks1-5 weeks, depending on meeting schedule1 week


*Pre-review includes time to complete initial pre-review of submission. Does not include time needed for PI to address revision requests and review of revisions.

** Convened board review time is time pre-review is complete until next scheduled convened board meeting. Additional revisions required by board and time caused by deferral are not included.

***Final Processing includes time from board approval to determination letter being sent and all documents processed.