The horse must have an easily recognizable Appaloosa coat pattern, or test positive for the LP gene; unless the horse qualifies for the Non-Characteristic Division per the ICAA rules
The horse must have white sclera surrounding the iris of the eyes, mottled skin (most noticeable around the eyes, muzzle, sheath/udder and under the tail), and Appaloosa striped hooves on legs without white leg markings, or test positive for the LP gene; unless the horse qualifies for the Non-Characteristic Division per the ICAA rules.
Height must be at least 14 hands high, standing barefoot, at five years of age.
A horse’s sire and dam must be registered with the ICAA, ApHC, ApHCC, or another Appaloosa registry approved by the ICAA unless gelded or spayed.
All horses must have a negative 5-Panel or 6-Panel test result for genetic diseases, or both parents must be verified as negative per the ICAA rules. This requirement varies somewhat for geldings.
All stallions and mares must have a DNA Profile (ISAG+) on file with Animal Genetics (AGI)