In this title the following words have the meanings indicated. “Commissioner” means a Commissioner of the Montgomery Commission. “Housing project” means an undertaking or project, including lands, buildings and improvements, and real and personal property, that is planned, acquired, owned, used, developed, constructed, reconstructed, rehabilitated, or improved to provide: housing, a substantial part of which is for persons of eligible income; and streets, roads, sewer and water service, and other supporting public or private commercial, educational, cultural, recreational, community, or civic facilities needed for sound community development. “Montgomery Commission” means the Housing Opportunities Commission of Montgomery County. “Person of eligible income” means an individual or family that qualifies under § 16-108 of this subtitle.