The move would come after numerous congressional hearings on the crashes that led to criticism of the FAA for lax oversight.

Boeing and the FAA declined to comment on the legislation.

It's the second time a mystery person with a jetpack has been reported near LAX since August.

The planes have been grounded since March 2019, after the second fatal crash.

The House Transportation and Infrastructure Committee's Democratic majority found numerous missteps in a nearly 250-page final report released Wednesday into the troubled plane's development.

Two separate flight crews reported seeing the person with a jetpack on Sunday evening near the Los Angeles International Airport.

With the huge downturn in aviation in 2020 due to COVID-19, Boeing executives will be praying for an early vaccine and early re-certification of its 737 MAX by regulators.

Safety flaws put in spotlight after two deadly crashes forced international grounding in 2019.

The directive covers planes not operated for seven or more consecutive days.

The test is a pivotal moment in Boeing's worst-ever corporate crisis, long since compounded by the COVID-19 pandemic that has slashed air travel and jet demand.