The Supreme Court held in 1985 that agency refusals to enforce are presumptively unreviewable under the Administrative Procedure Act. In doing so, the Court created an exception for when an agency has “consciously and expressly adopted a general policy that is so extreme as to amount to an abdication of its statutory responsibilities.” Courts and scholars have mostly interpreted this abdication exception as capturing only total nonenforcement, which is when an agency completely stops enforcing its statutory responsibilities. On the other hand, the D.C. Circuit allows review of all general enforcement policies, regardless of whether they implicate abdication—but rarely do agencies create such official policies. Both these approaches, however...