Benfica were the previous holders, having defeated Porto 6–2 in the previous season's final.[2] Defending champions Benfica reached the final but were unable to regain the Taça de Portugal as Vitória de Setúbal defeated the Encarnados 3–1 to claim their first Taça de Portugal.[3][4]
First round
Teams from the Primeira Liga (I) and the Portuguese Second Division (II) entered at this stage. Each side would contest a second round place by playing two matches: one home and one away match. In case the aggregate score after the two games was level, the cup tie would be replayed.[5][6]
Due to the odd number of teams involved at this stage of the competition, Oriental qualified for the next round due to having no opponent to face at this stage of the competition.[7][8]
Due to the odd number of teams involved at this stage of the competition, Belenenses qualified for the next round due to having no opponent to face at this stage of the competition. Micaelense, Sports Angola, União da Madeira and União de Bissau were invited to participate in the competition.[9][10]