Many of its provisions were overturned by by the Reciprocal Trade Agreements Act.  
One of this bill's namesakes faced an eponymous hearing in 1904 that questioned if he should be seated in Congress due to his his former role as an Apostle in the Mormon church.  Some historians have credited the victory of Richard Bedford Bennett over William Mackenzie King as a consequence of the latter's inaction in retaliating against it, and the general lack of ad valorem levels in this legislation still leaves ambiguous its exact consequences.  Many of its provisions were overturned by by the Reciprocal Trade Agreements Act.  For 10 points each, name this doubly-eponymous tariff of 1930 that set rates at record levels, blamed by many economists for worsening the Great Depression.
One of this bill's namesakes faced an eponymous hearing in 1904 that questioned if he should be seated in Congress due to his his former role as an Apostle in the Mormon church.  
{Hawley}-{Smoot} Tariff Act (or {Smoot}-{Hawley} Tariff Act; if anyone is able to come up with a legitimate other bill that Smoot attached his name to, award them points on a first line buzz.)