This week, the U.S. Department of Labor’s highly controversial fiduciary rule — crafted during the Obama administration — is slated to go into effect. The regulation threatens to reduce retirement investment options for lower-income households, suck millions of dollars from the economy in compliance costs, create needless confusion, and spark wasteful litigation over poorly drafted text. Fortunately, it is not too late for Labor Secretary Alexander Acosta to take decisive corrective action in light of recently changed circumstances to put the entire flawed rule on hold, but time is running out.