OAU Post-UTME Registration deadline 2021/2022. The management of the BUK is formally announcing to all the interested candidates who did not yet register and applied for the Obafemi Awolowo University post UTME admission this year, that the school has fixed a deadline for registration. Candidates who are still interested in getting admission into the school should hurry and register before the deadline. Check the OAU Post-UTME Registration Deadline below.