(a) Identification of the manufacturer and the plant of origin; and
(b) The manufacturing standard under which the pipe was made.
(2) A label, shield or coding system may be used to identify the manufacturer, origin and manufacturing standard under which the pipe was made if the manufacturer has on file with the Department of Consumer and Business Services a notice describing the identification system used. [1979 c.535 §3; 1981 c.438 §31; 1991 c.19 §1; 1993 c.744 §67]