Thanks Kismet. I found our reg here in CA.
§677. Dog Training and Field Trials
(a) Dog Training When No Wild Birds Are Captured,
Injured, or Killed. Notwithstanding Section 265 of these regulations, a person may train dogs to retrieve, or to point or flush game birds, or may train for or participate in field trails or similar events related to these activities, at any time of year from sunrise to sunset if no wild birds are captured, injured, or killed. Domestically reared birds may be released and taken for dog training or field trials only as provided in Section 677(b). Dogs shall not be trained on or otherwise be allowed to pursue any birds that have special protection un- der California or federal law, including but not limited to fully protected birds (Section 3511 of the Fish and Game Code)