Since PROMESA was enacted in 2016 to pave the way for a comprehensive restructuring of Puerto Rico’s mounting municipal debt obligations, the U.S. District Court for the District of Puerto Rico (District Court) has become a haven for litigious groups of creditors and other constituencies. Undoubtedly frustrated with the progress and trajectory of the cases of the commonwealth and its subsidiaries, these groups have mounted a number of complex legal attacks to the efficacy and validity of PROMESA. However, the debtors recently secured a significant win in Fin. Oversight & Mgmt. Bd.