La. R.S. 27:268

All shipments of gambling devices, including slot machines, into any parish of the state of Louisiana within which gaming operations are authorized, the registering, recording, and labeling of which has been duly had by the manufacturer or dealer thereof in accordance with Sections 3 and 4 of that certain Chapter of the Congress of the United States entitled "An act to prohibit transportation of gambling devices in interstate and foreign commerce", approved January 2, 1951, being c. 1194, 64 Stat. 1134, and also designated as 15 U.S.C. 1171-1177, shall be deemed legal shipments thereof into any such parish within which gaming operations are authorized.