Farm dust bill approved in House - The Hill's Floor Action The House on Thursday approved legislation Republicans said was aimed at ensuring the EPA cannot regulate so-called "farm dust." The House on Thursday afternoon approved legislation Republicans said was aimed at ensuring that the Environmental Protection Agency (EPA) cannot regulate so-called "farm dust." The Farm Dust Regulation Prevention Act, H.R. 1633, which would prevent the EPA from issuing any new rule over the next year that regulates coarse particulate matter, or "nuisance dust," passed in a 268-150 vote. Like other environmental bills the GOP has brought forward this year, the bill enjoyed some support from Democrats: 33 voted along with Republicans in favor of the bill. obama's losing a lot lately.