The U.S. Supreme Court has opened the floodgates to legal challenges to years-old regulations in a new ruling, according to a justice. The court decided 6-3 that North Dakota truck stop Corner Post could sue the Federal Reserve over a 2011 rule on credit card swipe fees, and Justice Ketanji Brown Jackson warned in her dissent the decision would result in “a tsunami of lawsuits” with “the potential to devastate the functioning of the Federal Government,” reported Politico. “Congress can make clear that lawsuits bringing facial claims against agencies are not personal attack vehicles for new ent…