Just kidding the NRA isn't doing shit, like usual.
But Firearms Policy Coalition did file a lawsuit against the state on June 8th 2021
BREAKING: FPC Files 2A Lawsuit Challenging Massachusetts Handgun Ban
Three days after it secured a historic victory in a post-trial judgment striking down California’s ban on so-called “assault weapons,” Firearms Policy Coalition (FPC) today filed a new federal Second Amendment lawsuit challenging Massachusetts’ ban on constitutionally protected, modern handguns...
www.firearmspolicy.org