Ontario Securities Act
Interpretation
Section 1(3)

Controlled companies

A company shall be deemed to be controlled by another person or company or by two or more companies if,

(a) voting securities of the first-mentioned company carrying more than 50 per cent of the votes for the election of directors are held, otherwise than by way of security only, by or for the benefit of the other person or company or by or for the benefit of the other companies; and

(b) the votes carried by such securities are entitled, if exercised, to elect a majority of the board of directors of the first-mentioned company.