Rule 2 states that a film must be feature-length , defined as a minimum of 40 minutes , except for short-subject awards , and it must exist either on a 35 mm or 70 mm film print or in 24 frame/s or 48 frame/s progressive scan digital cinema format with a minimum projector resolution of 2048 by 1080 pixels . Effective with the 90th Academy Awards , presented in 2018 , multi-part and limited series will be ineligible for the Best Documentary Feature award . This followed the win of '' O.J. : Made in America '' , an eight-hour presentation that was screened in a limited release before being broadcast in five parts on ABC and ESPN , in that category in 2017 . The Academy 's announcement of the new rule made no direct mention of that film
90th Academy Awards
90th Academy Awards
Academy Awards