The Office of the Comptroller of the Currency's (OCC) Comptroller's Handbook booklet, "Commercial Real Estate Lending," provides guidance for bank examiners and bankers on commercial real estate (CRE) lending activities. For the purposes of this booklet, CRE lending comprises acquisition, development, and construction (ADC) financing and the financing of income-producing real estate. Income-producing real estate comprises real estate held for lease to third parties and nonresidential real estate that is occupied by its owner or a related party.