D 1 – beginner
Beginners and beginners, as well as nail designers who have never taken part in a recognized championship or were not placed
(Trainers are excluded from this category)

D2 – advanced (professionals)
Nail designers who have at least 3 years of professional experience and have already taken part in various national and international competitions.
Nail designers who took place 1-3 in Division 1.  Trainers who register in this category should have already taken part in competitions and been placed.

D3 Masters
Any competitor who has already won a Nail Championship and placed first in a recognized competition.
Participants from Division 2 who took 1st place
Trainers for nail design