(1) All insurance and other benefits payable for the care, support, maintenance, and treatment of a patient shall be considered available for payment of the cost determined under section 27-92-102.

(2) The department of human services shall determine the ability of a patient and his or her spouse to pay the balance of the cost by consideration of the following factors: Income reportable under Colorado law; the age of the patient and spouse; the number of dependents, their ages, and their mental and physical condition; provision for retirement years; the length of thepatient's care or treatment; liabilities; and assets. The determination shall be made according to schedules contained in published rules, adopted in accordance with the provisions of article 4 of title 24, C.R.S.

(3) If it is determined that the patient and his or her spouse are unable to pay the entire cost determined under section 27-92-102 and the length of the patient's care and treatment at a state institution is reasonably anticipated to be less than six months, the department of human services shall determine the parent's ability to pay by consideration of the same factors referred to in subsection (2) of this section, applying each such factor to the parent.

(4) If it is determined that the patient and his or her spouse are unable to pay the entire cost determined under section 27-92-102 and the length of the patient's care and treatment at a state institution is reasonably anticipated to exceed six months, the department of human services shall determine the parent's ability to pay by reference to the parent's net taxable income reportable under Colorado law and to the patient's length of care or treatment. At the request of the parent, the department shall also consider other factors relevant to the interest of avoiding undue hardship to the family unit. Other factors may include the parent's age, provision for retirement years, assets, liabilities, and the number of dependents, their mental and physical condition, and their educational requirements. The determination shall be made according to schedules contained in published rules adopted in accordance with the provisions of article 4 of title 24, C.R.S.

(5) Should any parent not file a Colorado income tax return, the parent's net Colorado taxable income equivalent shall be determined by reference to his or her United States income tax return as though all the income disclosed by that return had been derived from sources within Colorado, and the table of rates shall be applied to the net taxable income equivalent.

(6) Upon the willful failure of any patient, spouse, or parent to furnish to the department of human services, upon request, copies of his or her income tax returns, he or she shall be deemed to have the ability to pay the entire cost determined under this article.

(7) Every agency and department of the state is required to render all reasonable assistance to the executive director of the department of human services in obtaining all information necessary for proper implementation of the purposes of this article. Nothing in this subsection (7) shall be construed to require the department of revenue to produce a copy of any person's income tax return solely upon the request of the department of human services, but the department of revenue shall deliver a copy of any such return upon the request of the taxpayer or his or her duly authorized representative, pursuant to section 39-21-113 (4), C.R.S.