Eighteen months after amending CFTC Regulation 4.5 to narrow the registered investment company exclusion from the definition of commodity pool operator and issuing a companion release proposing to amend certain provisions of Part 4 of its regulations to apply to RICs, on August 13, 2013, the Commodity Futures Trading Commission adopted final rules delineating the harmonization of compliance obligations for RICs that are also required to register as CPOs.