The email appears to be referring to a bill sponsored by U.S. Rep. Don Beyer, D-Va., that would impose a new 1,000% excise tax on assault weapons and other firearms with high-capacity magazines, Fox News reported last month. Experts said it’s difficult to determine whether the bill’s proposal would affect “most guns” for a couple reasons: the number of variables in the bill, and the fact that the U.S. doesn’t have a national gun registry. Tillis’s email says a new bill proposes a “1,000% gun tax on most firearms.”