A disagreement over redundancy entitlements has prompted the Media Entertainment and Arts Alliance to lodge a dispute with the Fair Work Commission.
Membership of some of Australia's largest unions has increased amid the coronavirus pandemic,bucking the historic trend of membership decline in recessions.
Staff at Sunraysia Daily were stood down on Tuesday,leaving Mildura with no local paper during the coronavirus pandemic.
Prominent arts leaders say the industry faces its toughest test as the coronavirus pandemic shuts down the sector.
Home Affairs Minister insists bill does not expand powers but only modernises the way security agencies collect information.
The call by the union representing journalists comes after Monday night's Four Corners program into the broadcaster's recent leadership crisis.