Pursuant to 25 USCS § 4103 (1) [Title 25. Indians; Chapter 43. Native American Housing Assistance and Self-Determination], the term adjusted income means “the annual income that remains after excluding the following amounts:
(A) Youths, students, and persons with disabilities. $ 480 for each member of the family residing in the household (other than the head of the household or the spouse of the head of the household)--
(i) who is under 18 years of age; or
(ii) who is--
(I) 18 years of age or older; and
(II) a person with disabilities or a full-time student.
(B) Elderly and disabled families. $ 400 for an elderly or disabled family.
(C) Medical and attendant expenses. The amount by which 3 percent of the annual income of the family is exceeded by the aggregate of--
(i) medical expenses, in the case of an elderly or disabled family; and
(ii) reasonable attendant care and auxiliary apparatus expenses for each family member who is a person with disabilities, to the extent necessary to enable any member of the family (including a member who is a person with disabilities) to be employed.
(D) Child care expenses. Child care expenses, to the extent necessary to enable another member of the family to be employed or to further his or her education.
(E) Earned income of minors. The amount of any earned income of any member of the family who is less than 18 years of age.
(F) Travel expenses. Excessive travel expenses, not to exceed $ 25 per family per week, for employment- or education-related travel.
(G) Other amounts. Such other amounts as may be provided in the Indian housing plan for an Indian tribe.”