The Ontario Building Code | Restrictions on Re-Use
7.2.1.2. Restrictions on Re-Use
(1) Used materials and equipment, including fixtures, shall not be reused unless they meet the requirements of this Part for new materials and equipment and are otherwise satisfactory for their intended use.
(2) Materials and equipment that have been used for a purpose other than the distribution of potable water shall not be subsequently used in a potable water system.