- Youth: The Arizona Quarter Horse Youth Association (AzQHYA) is for Youth 18 years and under (the age of the youth on January 1 of the calendar showing year). Dues are $10.00 per Youth. In order to show and earn points in Youth or Open classes the Youth must be a member of both the State Youth and National Youth Associations. Dues for the National Association (AQHYA) are (contact AQHYA) per twelve month period. Payable to: AQHYA, P. O. Box 200, Amarillo, Texas 79168. Horses shown in Youth classes must be registered to the Youth or a family member (see AQHA Rule Book). Horses registered in a ranch or partnership name are not eligible for Youth classes.
- Amateur: All Amateur riders (19 years and older) must have a current National (AQHA) Amateur card and either an individual or husband and wife State (AzQHA) membership.