Administrative Dates & Deadlines

Please note that in case of a deadline on a particular calendar date, the time of the deadline is 11:59 PM clock time in the IAU office in Paris, France on that given date. In European winter, Paris clock time is UTC + 1 hour. In European summer, Paris clock time is UTC + 2 hours.

2023
July
Jul 15	Members who have been marked as 'Inactive' for 3 years will be removed from the IAU lists
September
Sep 1 - Feb 28	Abstracts and Grant Submission Open for the General Assembly - Submitters are automatically pre-registered at the early-bird fee
Sep 15	National Members are Invited to submit candidatures for Honorary Members
Sep 15	DEADLINE for Letters of Intent (LOI) for 2025 Symposia
Sep 30	Letters of Intent Published
October
Oct 7 - Dec 15	IAU Membership Application Process Opens
November
Nov 1	DEADLINE for Letters of Intent to Host the IAU General Assembly in 2030 to Reach the General Secretary
Nov 15	DEADLINE for Submissions of Motions to Amend the Statutes and Bye-Laws to be Submitted to the General Secretary
Nov 15	DEADLINE for Submission of Resolutions with Financial Implications
Nov 29 - Dec 1	5th Shaw-IAU Workshop	Virtual Meeting
December
Dec 1	DEADLINE for Submission of Full Proposals for 2025 Symposia
Dec 15	DEADLINE for Nominations for the Gruber Foundation Cosmology Prize
Dec 15	DEADLINE for Applications for National Membership
Dec 15	The Budget Committee shall submit, following consultation with the Offices and other relevant stakeholders as needed, a preliminary draft of the budget for the next triennium to the Finance Committee for review
Dec 15	DEADLINE for PhD Prize Application Submission
Dec 16	PhD Prize Application Submission Opens for Next Year
Dec 16	Opening for Nominations for the Gruber Foundation Cosmology Prize for Next Year
2024
January
Jan 1	DEADLINE for Items Submitted to go on the OM Agenda
Jan 8	DEADLINE for Commission Organizing Committees to submit to parent Divisions/s a report on their activities along with recommendation as to whether the Commissions should be continued for another three years, or merged with one or more other Commissions, or discontinued. WGs and Divisions should also supply tri-annual reports along with Commissions by March 15th.
Jan 31	DEADLINE for Early-Bird Registration for the General Assembly