On April 9, a New Hampshire state trial court struck down a 2017 law that changed voter registration procedures.  The law required persons who registered at the polls to sign a statement, saying they would furnish proof of residence within 10 days.  If they did not, they could be fined several thousand dollars.  League of Women Voters of New Hampshire v Gardner, 226-2017-cv-433.

Here is the decision.  Thanks to Darryl Perry for the link.