The deadline for proposal submission for 2027-I is 1 September 2026, 23:59 (CET).

More information about the proposal submission can be found here.

Deadlines for PETRA III call for regular proposals are usually 1 March and 1 September.

Next Call for Proposals will be issued in Summer 2026.

The deadline for proposal submission for 2027-II is 1 March 2027, 23:59 (CET).

More information about the proposal submission can be found here.