International proposals are being accepted according to the following timeline:
| Round 1 | ||
| Round 1 white paper submission | March 13, 2012 | |
| Planning award notifications | April 14, 2012 | |
| Invitations to submit full proposal for Round 1 issued | April 14, 2012 | |
| Full proposal for Round 1 submission | June 1, 2012 | |
| Research Center awards announced for Round 1 | After June 30, 2012 | |
| Round 2 | ||
| Round 2 white paper submission | November 30, 2012 | |
| Planning award notifications | January 28, 2013 | |
| Invitations to submit full proposal for Round 2 issued | January 28, 2013 | |
| Full proposal for Round 2 submission | March 29, 2013 | |
| Research Center awards announced for Round 2 | After May 13, 2013 | |
| Round 3 (TBA) | ||
| Round 3 white paper submission | TBA | |
| Invitations to submit full proposal for Round 3 issued | TBA | |
| Full proposal for Round 3 submission | TBA | |
| Research Center awards announced for Round 3 | TBA | |