In some circumstances, a demotion may be an unfair dismissal. If an employee has been demoted or terminated from employment they may be eligible to apply for unfair dismissal in WA.
If an employee has been demoted or terminated due to a workplace right, exercising a workplace right or propose to exercise a workplace right, they may be eligible to make a general protections claim in WA.
If an employee is demoted or fired because of discrimination due to a protected attribute (eg race, disability, sex, sexuality), they may be able to make a discrimination claim in WA.