(1) For the purpose of this section— (A) the term “agency” means an agency under subparagraph (A), (B), (C), (D), or (E) of section 4101(1) of this title , the Architect of the Capitol, the Botanic Garden, and the Office of Congressional Accessibility Services; and (B) the term “student loan” means— (i) a loan made, insured, or guaranteed under part B of title IV of the Higher Education Act of 1965 ( 20 U.S.C. 1071 et seq.); (ii) a loan made under part D or E of title IV of the Higher Education Act of 1965 ( 20 U.S.C. 1087a et seq., 1087aa et seq.); and (iii) a health education assistance loan made or insured under part A of title VII of the Public Health Service Act ( 42 U.S.C. 292 et seq.) or under part E of title VIII of such Act ( 42 U.S.C. 297a et seq.).