323. Unique premises number.

(a) the first three digit indicating the ward number,
(b) the next three digit indicating the street number,
(c) the next four digit indicating the premises number,
(d) the next three digit indicating the sub-premises number,
(e) the next one digit indicating the code of the building use, such as residential, commercial, industrial or other use, and
(f) the last one digit indicating the code of type of construction.