Tesla's limited progress on California regulatory approvals remains the dominant factor behind the 83.5% market-implied probability against a robotaxi launch by December 31. The company holds only an entry-level Autonomous Vehicle Testing Permit requiring a safety driver at all times, with state DMV records showing zero autonomous test miles logged in recent years and no applications submitted for unsupervised driverless operations or CPUC paid-passenger authorization. True robotaxi deployment would require accumulating substantial supervised mileage thresholds, disclosing safety data, and securing higher-tier permits that competitors like Waymo already possess. Recent Bay Area ride-hailing expansions have operated exclusively under supervised Full Self-Driving with human monitors, underscoring persistent gaps between announced timelines and verifiable capability milestones. Traders are pricing in these structural barriers and historical delays over optimistic executive statements.