"Since 1949, New Jersey has…
"Since 1949, New Jersey has been the only state in the U.S. to outlaw gas refueling by car owners." is just outright incorrect, but it's probably just poor phrasing. New Jersey is *currently* the only state that doesn't allow self service.
Oregon outlawed it in 1951 but that was recently changed to allow for self service. I grew up in Arizona and Washington so I always thought it was super weird not being able to pump gas in Oregon until I think 2022 lol.