Section 45DA
Secondary boycotts for the purpose of causing substantial lessening of competition

(1) In the circumstances specified in subsection (3), a person must not, in concert with a second person, engage in conduct:

(a) that hinders or prevents:

(i) a third person supplying goods or services to a fourth person (who is not an employer of the first person or the second person); or

(ii) a third person acquiring goods or services from a fourth person (who is not an employer of the first person or the second person); and

(b) that is engaged in for the purpose, and would have or be likely to have the effect, of causing a substantial lessening of competition in any market in which the fourth person supplies or acquires goods or services.

Note 1: Conduct that would otherwise contravene this section can be authorised under subsection 88.

Note 2: This section also has effect subject to section 45DD, which deals with permitted boycotts.

(2) A person is taken to engage in conduct for a purpose mentioned in subsection (1) if the person engages in the conduct for purposes that include that purpose.

(3) Subsection (1) applies if:

(a) the third person or the fourth person is a corporation, or both of them are corporations; and

(b) the conduct would have or be likely to have the effect of causing substantial loss or damage to the business of one of those persons who is a corporation.