District of Columbia Code Division I. Government of District. § 7-903. Definitions.

(A) Is totally blind;

(B) Has impaired vision of not more than 20/200 visual acuity in the better eye and for whom vision cannot be improved to better than 20/200; or

(C) Who has loss of vision due wholly or in part to impairment of field vision or to other factors which affect the usefulness of vision to a like degree.