A disabled veteran is a person entitled to disability compensation under laws administered by the Veterans Administration for disability rated at 30% or more, or a person whose discharge or release from active duty was for a disability incurred or aggravated in the line of duty.

An individual with a disability is anyone who has a physical or mental impairment which substantially limits one or more of such person's major life activities, or who has a record of such impairment, or who is known to have a history of such impairment.

Veterans who served in the military, ground, naval or air services of the U.S. on active duty during a war or in a campaign or expedition for which a campaign badge has been authorized.

A person who: (A) served in the military, ground, naval, or air service of the U.S. on active duty for a period of more than 180 days and was discharged, if any part of such active duty occurred 1) in the Republic of Vietnam between February 18, 1961 and May 7, 1975, or 2) between August 5, 1964 and May 7, 1975, in all other cases, or (B) was discharged or released from active duty for a service-connected disability if any part of such active duty was performed 1) in the Republic of Vietnam between February 28, 1961 and May 7, 1975, or 2) between August 5, 1964 and May 7, 1975, in all other cases