| 5.9.7.1.5.1. | Testing of resistance to penetration of water into the retro-reflective device according to Annex 7 or if relevant, of the mirror-backed reverse side of the retro-reflective device, according to Annex 7. | a0c0 |
| 5.9.7.1.5.1. | Testing of resistance to penetration of water into the retro-reflective device according to Annex 7 or if relevant, of the mirror-backed reverse side of the retro-reflective device, according to Annex 7. | a0c0 |