| Date | Event | Comments |
| (varies with participant) | Proposal deadline | Proposals received by National Gemini Offices (NGOs). |
| Late October/Early November (set by participant) | NTAC meetings | Scientific assessments by each Gemini participant ("National TAC"). |
| 13 November 2024 | E-transmission | Electronic transmission of NTACs results to Gemini. |
| 03 December 2024 | ITAC | Merging of NTAC results completes by this date. If issues or conflicts remain, the ITAC representatives meet on this date. The list of recommend programs is sent to the Gemini Director. |
| 13 December 2024 | 25A schedule and Phase IIs available | 2025A OT templates available to successful PIs. PIs notified of ITAC results. |
| 04 January 2025 | Phase II reviews start | The response time is 7 days for checking initial draft Phase II submissions (i.e. progressing through the "For Review" to "For Activation" statuses in the Observing Tool). |
| 16 January 2025 | Phase II deadline | Mandatory for all PIs (earlier submission is encouraged). |
| 01 February 2025 | Start of semester 2025A | 2025A programs may be observed earlier to fill queue nights. |