• In his reply, authority’s chief denies regulatory lapse that contributed to Jan 17 deadly fire• Says three-storey shopping mall regularised under an amnesty scheme over two decades ago KARACHI: The Sindh Building Control Authority (SBCA) has conceded that the Gul Plaza building was constructed in violation of the approved building plan but distanced itself from any regulatory oversight, saying the shopping mall’s revised plan was regularised under an amnesty scheme introduced in 2001-2002. Fil...