 Seeking Clarity were groups like American Farm Bureau when they asked the Supreme Court to take another look at the Chevron v. Natural Resources Defense Council ruling from 1984, and now that the historic ruling overturned that legal precedent, Travis Cushman, AFBF General Counsel, says it's on Congress to write clearer laws, which hasn't been the case with Waters of the U.S., where Chevron precedent allowed the EPA to reinterpret Congress's Beg Wotus statute 14 times.