I-9, r. 6 - Code of ethics of engineers

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4.02.07. An engineer may not refuse to collaborate with a member of the Order, in professional dealings, on the basis of race, colour, sex, religion, national, ethnic or social origin and for any ground mentioned in section 10 of the Charter of human rights and freedoms (chapter C-12).
O.C. 1182-83, s. 1.