Footage distributed by the military showed an armoured bulldozer tearing into the one-storey structure in the village of Kaubar, north of the Palestinian city of Ramallah.
The decisions were issued by the Building Demotion and Maintenance Committee at the ministry.
The Israeli army said in a statement that Qunba was part of the cell that shot dead Rabbi Raziel Shevah near Nablus in the northern West Bank.
The looming demolition of a horseshoe-shaped tower block that symbolised Singapore's growth from a port town to an affluent city-state has sparked soul-searching about whether enough is being done to protect the country's recent history.
Rescuers were searching for survivors at the site of the collapsed five-storey building, believed to be about 100 years old, in the busy Bhendi Bazar market area.
With a large number of commercial and residential tenants already moving out of Shara Al Asmakh in anticipation of a fresh round of demolition, the locality and its immediate surroundings look a lot less bustling than earlier, especially in the evening.
Nepal police on Tuesday demolished the largest remaining settlement of people displaced by a powerful earthquake that struck nearly two years ago, a move that will leave hundreds homeless.
Bangladesh's highest court on Sunday ordered the demolition of a lakeside building occupied by powerful garment groups, a move welcomed by activists who considered the structure an enduring symbol of corruption.
The Ministry of Municipality and Environment (MME) has issued 31 decisions for the maintenance and demolition of old buildings in the last three months.
The Ministry of Municipality and Environment (MME) issued 31 decisions for the maintenance and demolition of old buildings in the last three months.