Minnesotans who use marijuana can’t own guns, ATF says. But will the agency enforce it?

 Minnesotans who use marijuana can’t own guns, ATF says. But will the agency enforce it?

Federal law prohibits cannabis users from having firearms, even if marijuana is legal in their state.

The same day that Minnesota Gov. Tim Walz signed a bill legalizing marijuana, federal authorities issued a warning to gun owners here: Federal law prohibits cannabis users from owning firearms, even …