Code of Federal Regulations Title 50. Wildlife and Fisheries § 50.20.35 Field possession limit

No person shall possess, have in custody, or transport more than the daily bag limit or aggregate daily bag limit, whichever applies, of migratory game birds, tagged or not tagged, at or between the place where taken and either (a) his automobile or principal means of land transportation;  or (b) his personal abode or temporary or transient place of lodging;  or (c) a migratory bird preservation facility;  or (d) a post office;  or (e) a common carrier facility.