- may vary in size, font and placement.
- must be rectangular or square in shape and contained within a border line with a vertical line separating the symbol from the code components.
- must be legible, permanent and non-transferably attached to the wood packaging unit, preferably placed on at least two opposite sides.
- must not be handwritten and/or in red or orange color.
- must be rectangular or square in shape and contained within a border line with a vertical line separating the symbol from the code components.