Rubuta ci gaba don wannan sakin layi - Yayin da yaƙin ya ƙare, an halatta ƙungiyoyin kwaminisanci, kuma an sake zaɓar Pekkala zuwa Majalisar a cikin zaɓen majalisar dokoki na 1945 wanda ke wakiltar Ƙungiyar Demokradiyyar Jama'ar Finland. A 1945-1946 ya yi aiki a matsayin Ministan Ilimi, kuma 1946-1948 a matsayin Ministan Shari'a. A cikin 1946-1947, Pekkala ya kasance memba na kotun musamman na shari'o'in alhakin yaƙi
kafa ta Allies. Pekkala ya bar siyasa a 1948, kuma ya gudanar da kamfanin lauya a Helsinki har zuwa mutuwarsa a watan Satumba na 1956.