Commonwealth Utilities CorporationCUC is a state government corporation. The Commonwealth Utilities Corporation (CUC) operates the electric power, water and wastewater services on the three main islands of the Commonwealth of the Northern Mariana Islands (CNMI) ‐‐‐ Saipan, Tinian, and Rota. The CNMI is one of five U.S. territories (which include Puerto Rico, U.S. Virgin Islands, Guam, and American Samoa). CUC is a semi‐autonomous agency of the CNMI government. As a semiautonomous agency, the CUC should have an independent Board of Directors, appointed by the Governor, whose members serve a concurrent four‐year term.