PDFWAC 260-32-040
Jockey as an owner or trainer.
(1) A jockey shall not be a trainer of any horse competing at the race meet where the jockey is riding.
(2) A jockey may be an owner of a horse(s) competing at the race meet where the jockey is riding under the following conditions:
(a) A jockey may not enter more than one horse in an overnight race in which they have an ownership interest in.
(b) A jockey may not ride any horse in a race in which he/she has an ownership interest except the horse that they own.
(c) A jockey is not eligible to claim as an owner.