Bainimarama and Qiliho were questioned in detail at CID headquarters last month and a number of police files on various matters are in the process of being reviewed in the Office of the DPP.

The operation - codenamed Operation Sleigh - aimed to crack down on offensive, disruptive and illegal behaviour in the air and on the ground.

It is alleged that total underpayments of the 14 staff were $154,424, and ranged from $927 to $30,140 for individuals.

The man allegedly declared on his application for a marriage certificate in both matters that he had ‘never validly married’ and signed a formal ‘declaration of no legal impediment to marriage’.

The seven WIS entities and two former WIS entities underpaid the employees $4,836,036, plus $246,779 in superannuation, in that period of more than a decade.

This legal action follows a case for exploiting young students under the guise of a purported internship arrangement.

“I am satisfied that the [union] has a substantial record of contravening the Fair Work Act."

“Where employers do not comply, we will take appropriate action to protect employees."

The FWO’s legal action focuses on a sample of 146 of the allegedly underpaid employees across the group.

Chantelle Newbery is also the recipient of the Medal of the Order of Australia in 2005.