Employers have outlined a list of demands for the Morrison government's new industrial relations minister, calling for a bold new approach to crack down on unions and give business the flexibility they argue is needed to boost the economy.

Australian Industry Group chief executive Innes Willox said he had already entered into discussions with the major parties "about the need to revitalise the enterprise bargaining system and to crack down on rorts".

Scott Morrison is yet to unveil what changes to workplace laws he will pursue. Credit:AAP

"The current uncertainty about casual employment needs to be addressed," he said.

"The Fair Work Act needs to be amended to ensure that an employee engaged as a casual and paid as a casual, is not entitled to be paid annual leave or other entitlements that casual loadings are paid in lieu of."