How to attach the Crit'Air sticker
The following guidance on how to attach your Crit’Air sticker is from the Ministry of Ecological Transition and Territorial Cohesion (Ministères Territoires Écologie Logement). Please refer to the documentation provided with your sticker to guide you in affixing the sticker correctly.
Video guide:
Step-by-step guide on how to attach the Crit'Air sticker:
Cars:
The sticker is to be fixed in the lower right-hand corner of windscreen. Ensure the area is clean and dry. Attach the Crit Air sticker by following these steps:

1. Remove the patch from the back of the document.

2. Carefully peel the certificate off the letter.

3. Stick it to the inside of the lower right-hand corner of the windscreen.
Ensure the certificate is visible from outside the car.
Note: Once the sticker is stuck do not try to peel it off. It may ruin the sticker.
Motorbikes:

1. Remove the patch from the back of the document.

2. Carefully peel the certificate off the letter.

3. Turn the certificate over and stick it back to the same place on the letter.

4. Peel the whole certificate off the document and affix it with the front of the sticker visible, to a surface at the front of the vehicle where it can be clearly seen, eg mudguard, front fork or right-hand side of fairing.

