The High Court today dismissed businessperson JR Deepak Jaikishan’s application to reinstate the names of former prime minister Najib Abdul Razak and seven others as the third party in a suit filed by the family of a private investigator, the late P Balasubramaniam.

Lawyer David Mathews, representing Najib and his wife Rosmah Mansor, told reporters that Judicial Commissioner Quay Chew Soon made the decision after hearing the application in chambers...