C-11, r. 9 - Regulation respecting the language of commerce and business

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20. Public signs and posters and commercial advertising concerning an event intended for an international public or an event in which the majority of participants come from outside Québec, where directly related to the nature and recognized purpose of the event, may be both in French and in another language provided that French appears at least as prominently.
O.C. 1756-93, s. 20.