In an operation against the property tax defaulters, Excise and Taxation (E&T) Department sealed 20 properties here in different areas of the city. According to sources, ETOs Shaikh Mushtaq Ahmed and Suhail Sabir along with inspectors Ehtshamul Haq Shami and Riaz Virk carried out the operation in different areas of the garrison city including Satellite Town and sealed 20 properties. About Rs 3 million were due against the tax defaulters.