“Currently, federal law bars states from conducting systematic voter purges, as the country is within what’s known as the “quiet period” — a 90-day window before an election when the National Voter Registration Act forbids systematic removals from the registration lists.”

Supreme Court revives DHS use of flawed immigration database for voter purges

“Today’s decision also suggests the justices may be eager to weaken one of federal law’s most important safeguards against last-minute voter purges, the National Voter Registration Act’s quiet period, which prohibits states from conducting “systematic” voter removal programs 90 days before a federal election.”

No ICE at polls, new lawsuit demands

“Because federal law bars mass removals of voters in the 90 days before Election Day, Justice Jackson argues, the ruling "will likely have minimal short-term impact, as States will at most conduct individualized voter-roll maintenance using the modified SAVE system."”

Justice Jackson found a bright side. I am not sure I see one.