A US federal judge in Maine granted a temporary injunction on Thursday to pause the implementation of a gun law that requires 72 hours to pass before the purchase of firearms can be completed.
Case file: https://wgme.com/resources/pdf/df042dff-7f87-444e-9961-d535d7a4286c-InjunctionGranted.pdf
That’s the only way a waiting period is going to survive strict scrutiny.