Common on-pack material-code formGlass packaging code
Packaging material code GL 71 — green glass
GL 71 identifies green packaging glass.
At a glance
What this symbol means
GL 71 identifies green packaging glass.
Read the number and abbreviation as the material identifier. The surrounding triangle can vary between labels and does not itself prove local recyclability.
Recognition
How to recognise it
- Look for GL 71 on the base or label.
- Use the container’s dominant glass colour when the local system separates glass by colour.
Typical applications
Where it commonly appears
- green wine and beverage bottles
- green food jars
- green cosmetic packaging
Practical decision
How to sort or dispose of it
- Use the local green-glass or mixed-glass container.
- Keep ceramics, drinking glasses and heat-resistant glass separate.
- Use deposit return for eligible bottles.
Before disposal or return
- Empty the container.
- Remove closures if required.
- Keep the bottle intact for deposit return.
Avoid contamination
Common mistakes
Putting green ceramics or decorative glass into bottle-bank glass.
Ignoring a deposit mark.
Assuming every dark bottle is green rather than brown.
Important limitation
What it does not mean
The code identifies the main material of the coded component. It does not prove local recyclability, cleanliness, recycled content or acceptance of a complete multi-component package.
Questions
Frequently asked questions
Can green glass go in a mixed-glass bin?
Yes where the local system uses mixed glass; use colour-separated containers where required.
Why separate colours?
Colour separation can protect the quality of recycled glass streams.
Does GL 71 guarantee local acceptance?
No. It identifies the material and colour category.
Verification
Sources
Sources checked 15 August 2026







