Casual workers may be covered by company agreements and must therefore be involved in consultations to approve agreements. The question is how to determine which casual workers are properly involved. When it comes time to vote, only office workers employed at that time can vote, since minors are not covered by the proposed company agreement, they do not have the right to vote on this proposed company agreement. A mining company employs miners at different mining sites and office workers at the headquarters in the capital. The company negotiated with the office workers a proposal for a company agreement covering office workers. The staff who can participate in the vote in favour of a proposed company agreement must be as follows: this approval step is not relevant to a Greenfields agreement. .