9. They shall have the right to be present at inquiries held by the fire investigation commissioners for the cities of Québec and Montréal, and at inquests held by coroners, in all cases of fire or accident in a public building, and to question the witnesses, in order to ascertain the cause of such fire or accident.
R. S. 1964, c. 149, s. 9; 1968, c. 16, s. 38.