A five-member bench of the Appellate Division led by Chief Justice SK Sinha gave the verdict on Tuesday morning.
The court upheld death penalty for domestic help Shahidul Islam alias Shahid and acquitted the others.
They are Syed Sajjad Mainuddin Hasan, a contractor who was appointed to repair the house, Sajjad’s assistant Badal, carpenter Shaniram Mandal and two maids – Estema Khatun Minu and Parvin.
Shazneen, a 15-year-old Scholastica student and the youngest daughter of Transcom Limited Chairman Latifur Rahman, was raped and killed on April 23, 1998.
On September 2, 2003, the Women and Children Repression Prevention Tribunal sentenced all of the six accused to death. After hearing their appeals, the High Court had acquitted Shaniram but upheld the death sentences for the other convicts.