3 The Commodity Board is authorized to regulate the marketing of flue-cured tobacco in interprovincial and export trade and for such purposes may, with respect to persons and property situated within the Province of Quebec, exercise all or any powers like the powers exercisable by it in relation to the marketing of flue-cured tobacco locally within the Province of Quebec under the heading “Obligations, powers and attributions” of the Plan, excepting the powers exercisable under paragraphs (g) and (o) in subsection “And particularly” of the said heading of the Plan.