For the purposes of this chapter, the term: (1) “Council” means the Council of the District of Columbia. (2) “District” means the District of Columbia. (3) “Fund” means the Senior Citizens’ Home Repair and Improvement Program Fund established by § 42-2202. (4) “Lower income” means a household within the Section 8 lower income guidelines established by the Secretary of the United States Department of Housing and Urban Development pursuant to 42 U.S.C. § 1437f. (5) “Mayor” means the Mayor of the District of Columbia. (6) “Principal place of residence” means a dwelling unit in which a person lives in a particular locality with the intent to make it a fixed and permanent home of the senior citizen. (7) “Senior citizen homeowner” means the owner resident of residential real property who is 60 years of age or older.