• exclude any person from membership
• expel or suspend any member
• discriminate against any person or member

• race, colour, ancestry, place of origin
• political belief, religion
• marital status, family status
• physical or mental disability
• sex, sexual orientation
• age

Definitions of Unions / Employers Organizations / Occupational Associations note below:

• A trade union means an organization of employees formed for purposes that include the regulation of relations between employees and employers.
• An employers' organization means an organization of employers formed for purposes that include the regulation of relations between employers and employees.
• An occupational association is an organization, other than a trade union or employers' organization, in which membership is a prerequisite to carrying on a trade, occupation or profession.