As used in the Special Medical Needs Act [27-4-1 N.M. Stat. Ann.]:

A. “department” or “division” means the income support division of the human services department [health care authority department];

B. “board” means the division;

C. “aged person” means a person who has attained the age of sixty-five years and does not have a spouse financially able, according to regulations of the division, to furnish support;

D. “person with a disability” means a person who has attained the age of eighteen years and is determined to have a permanent and total disability, according to regulations of the division; and

E. “blind person” means a person who is determined to be blind according to regulations of the division.