| Date | Details |
| 25 October 2022 (10:00 am) | Enrollment starts (First come, first served) |
| Before 16 December 2022 | Sending out emails to successful applicants on waiting list |
| Before 20 December 2022 | Sending out confirmation letters to successful applicants |
| 6 to 8 January 2023 | Materials Collection Day |
| 14 January 2023 | The 30th Green Power Hike |
| 16 January 2023 | Results announcement |
| 31 January 2023 (12:00 noon) | Deadline for results appeal |
| 6 February 2023 | Sending out electronic certificates |
| 27 February 2023 | Deadline for submission of extra donations Deadline for submission of sponsorship forms |
| 17 March 2023 | Sending out tax-deductible receipts Sending out emails for prizes collection |
| Date | Details |
| 25 October 2022 (10:00 am) | Enrollment starts |
| 16 January to 15 February 2023 (11:59 pm) | The 30th Green Power Hike – Virutal Hike |
| 13 February 2023 (6:00 pm) | Enrollment deadline |
| 27 February 2023 (11:59 pm) | Deadline for submission of extra donations Deadline for submission of sponsorship forms |
| 17 March 2023 | Results announcement Sending out tax-deductible receipts |
| 30 March 2023 | Sending out electronic certificates Sending out emails for Souvenirs and prizes collection |