West Virginia Code
Article 15. White Cane Law
§5-15-3. Definitions

For the purpose of this article:
(a) A "person who is blind" means a person whose central visual acuity does not exceed twenty/two hundred in the better eye with correcting lenses, or whose visual acuity is greater than twenty/two hundred but is occasioned by a limitation in the fields of vision such that the widest diameter of the visual field subtends an angle no greater than twenty degrees.
(b) A "person with a disability" means any person who has a physical or mental impairment that substantially limits one or more of the major life activities of the individual; who has a record of such an impairment or who is regarded as having such an impairment.
(c) A "service animal" means any guide dog, signal dog or other animal individually trained to do work or perform tasks for the benefit of an individual with a disability, including, but not limited to, guiding individuals with impaired vision, alerting individuals with impaired hearing to intruders or sounds, providing minimal protection or rescue work, pulling a wheelchair or fetching dropped items.