Bribery In July 2018, Consortium Zenith Construction Sdn Bhd's (CZC) senior executive director Datuk Zarul Ahmad Mohd Zulkifli confirmed that CZC paid out the RM22 million to two individuals but did not elaborate further. In April 2019, businessman G Gnanaraja was charged with cheating Consortium Zenith Construction Sdn Bhd executive director
Zarul Ahmad Mohd Zulkifli of RM19 million between July and August 2017 at various locations in Petaling Jaya and Kuala Lumpur relating to Penang undersea tunnel project, he was arrested by the MACC.
Leaked documents In February 2019, blogger
Raja Petra Kamarudin started publishing series of articles on Penang undersea tunnel corruption scandal based on leaked MACC document which alleged the former chief minister
Lim Guan Eng and various Pakatan Harapan and Barisan Nasional leaders in kickbacks amounting to hundreds of millions.
UMNO secretary-general
Annuar Musa called for a probe into the alleged leak of Malaysian Anti-Corruption Commission (MACC) investigation papers by Raja Petra Kamarudin.
Gerakan Vice President
Oh Tong Keong urged
Penang state executive councillors and former chief minister Lim Guan Eng should take controversial blogger Raja Petra Kamarudin to court for defamation over the latter's undersea tunnel graft allegations.
MCA president
Wee Ka Siong urged the Malaysian Anti-Corruption Commission (MACC) to confirm the authenticity of leaked documents allegedly linked to its investigations into the Penang undersea tunnel project. MACC confirmed that it was investigating the matter and that it had opened six investigation papers on the tunnel project. MACC lodged a police report in February 2019 over the leaked investigation papers. Deputy Minister in the Prime Minister's Department
Mohamed Hanipa Maidin responding in the
Dewan Rakyat confirmed that MACC had lodged the report on 28 February and the matter was being investigated. ==List of interchanges==