To qualify for a loan under § 4-804(1)(i), (4), or (5) of this subtitle, an applicant: shall be a member of a household of limited income; on closing of the loan, shall intend to reside in the home to be financed; may not own other property used as the applicant’s personal residence; and in the estimation of the Department, shall lack the financial resources to obtain a private conventional mortgage or to qualify for other departmental loan programs. To qualify for a loan under § 4-804(1)(ii) of this subtitle, an applicant: shall agree in writing to live as an owner-occupant in one of the units of a residential building with no more than four units; shall agree in writing to rent each unit other than the applicant’s unit to a household of limited income; and in the estimation of the Department, shall lack the financial resources to obtain a private conventional mortgage or qualify for other departmental loan programs. To qualify for a loan under § 4-804(2) of this subtitle, an applicant shall agree to sell or rent each dwelling unit constructed or rehabilitated with the proceeds of the loan to a household of limited income. To qualify for a loan under § 4–804(6) of this subtitle, an applicant shall: own and occupy the home as the applicant’s principal residence; and meet the income requirements set by the Department.