She also suggested not making plans for travel in early October:
"We will make offers and awards in September. Though the institutional period starts October 1, if you are successful, I would not plan on traveling until mid-month due to the paperwork, processing and approvals that are needed to be obtained before travel."
I was told by Amy Wilson at Fulbright-Hays. She recommended getting IRB and other such things in order ahead of time for anyone with proposals starting in Oct or Nov.