Q-2, r. 22 - Regulation respecting waste water disposal systems for isolated dwellings
49. Use: A privy must be used as follows:
(a) no refuse other than fecal matter, urine and hygienic paper may be discharged into it;
(b) the pit may be used until fecal matter reaches 40 cm below ground level;
(c) when fecal matter reaches the height mentioned in paragraph b, the pit must be filled with earth and the shelter installed in a new location.
R.R.Q., 1981, c. Q-2, r. 8, s. 49.