Article 4
When the foodstuffs are prepackaged, the indication referred to in Article 1(1) and, where appropriate, the letter ‘L’ shall appear on the prepackaging or on a label attached thereto.
When the foodstuffs are not prepackaged, the indication referred to in Article 1(1) and, where appropriate, the letter ‘L’ shall appear on the packaging or on the container or, failing that, on the relevant commercial documents.
It shall in all cases appear in such a way as to be easily visible, clearly legible and indelible.