S-2.1, r. 4 - Safety Code for the construction industry

Full text
3.3.4. No change which might affect the structure of a building shall be undertaken before ensuring that the constituent elements will not be submitted to stresses higher than those prescribed.
R.R.Q., 1981, c. S-2.1, r. 6, s. 3.2.4; O.C. 329-94, s. 29.