PwC is continuing its cover-up of the tax advice scandal and is refusing to hand over the names of the "Dirty Six" international partners involved.

OECD Secretary-General Mathias Cormann stands to have made substantial gains from secretive share dealings with the man who was CEO of PwC Australia for the entire tax leaks affair.

Former Australian Finance Minister Mathias Cormann — now the boss of the OECD — went to work for the former CEO of PwC Australia almost immediately after leaving office.

Stolen government tax policy data was shared between two top-level groups of PwC's controversial “transfer pricing” division.

Disgraced consultancy PwC’s attempts at redemption have failed spectacularly, with a Senate inquiry rejecting its internal “investigations” into the tax scandal.

Ex-PwC boss Luke Sayers' private company given $1.5m in taxpayer funds after wife exposed in Coalition scandal.