Elon Musk has described his operation, tasked with a drastic government overhaul, as “maximally transparent.” But legal filings have shown an effort to wall him off from scrutiny by downplaying his role.

Elon Musk has described his operation, tasked with a drastic government overhaul, as “maximally transparent.” But legal filings have shown an effort to wall him off from scrutiny by downplaying his role.