Final Oscar ballots mailed out Actress Jennifer Lawrence and Academy of Motion Picture Arts & Sciences President Tom Sherak announce the best picture nominees for the 84th annual Academy Awards in Beverly Hills, California on January 24, 2012. The 84th Academy Awards will be held in Los Angeles on Sunday, February 26, 2012. UPI/Jim Ruymen.. BEVERLY HILLS, Calif., Feb. 2 (UPI) -- Final ballots for Hollywood's 84th Academy Awards were mailed to the 5,783 voting members of the Academy of Motion Picture Arts and Sciences. Completed ballots, which were mailed out Wednesday, must be returned to PricewaterhouseCoopers by Feb. 21. Following the tabulation of the votes, the winners' names will be placed in sealed envelopes to be opened on Oscar Sunday, Feb. 26, at the Kodak Theatre at Hollywood & Highland Center, the academy said.