A group of Pennsylvania lawmakers late Wednesday lodged a legal challenge to a voting law that some of them helped pass in 2019, arguing it has been applied in a way that violates the Commonwealth’s Constitution. Fourteen Pennsylvania GOP representatives are asking the Commonwealth Court to declare provisions that enable voting by mail without excuse unconstitutional and block state officials from distributing, collecting, or counting no-excuse mail-in ballots in future elections. The Republican-controlled legislature in 2019 passed Act 77, which dramatically changed Pennsylvania Election Code, including letting anybody vote by mail. But the petition argues that expansion of voting by mail cannot be done legally without a constitutional amendment. “Because the legislative changes enabling no-excuse mail voting in Pennsylvania require a constitutional amendment, and because the Pennsylvania Constitution has delegated to its citizens the right to vote on amendments to the Pennsylvania Constitution, Act 77 violates the U.S. Constitution’s delegation …