Karachi – The decision was taken by Sindh Chief Minister Qaim Ali Shah, who also keeps the portfolio of Home Department, in consultation with Governor Ishratul Ebad.
He also decided to crack down on militant and extremist groups from tonight.
The ban comes after twin blasts killed 48 people and left over 15 wounded at Abbas Town in Karachi on Sunday.
Previously, Government of Sindh has long story of banning but been created trouble for the citizen, this time no specific timeline has been given.
The pillion riding ban imposed at the midnight hour 5th march, 2013.