Volkswagen's CEO Herbert Diess is of the opinion that Level 3 autonomous driving definitely requires a LiDAR in addition to the cheaper cameras-only solution that, say, Tesla uses for its Full Self-Driving Beta mode. Elon Musk, however, is on record saying that he'd be 'shocked' if the FSD Beta doesn't achieve better safety vision than human drivers this year.
https://www.notebookcheck.net/VW-CEO-debunks-Elon-Musk-on-Tesla-s-cheaper-camera-only-FSD-kit-says-LiDAR-needed-for-L3-autonomous-driving.600826.0.html