On the wildgrown site there is some info on State Laws for Ginseng in different states - see below:
TNhunter
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WV (did not see any mention of export requirements)
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? The West Virginia Division of Forestry, serves as the state?s ginseng coordinator, and can be reached at (304) 558-2788 or at:
1900 Kanawha Blvd., East
Charleston, WV 25305-0180
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PA
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? A commercial license must be obtained from the state by anyone who intends to export from the state any ginseng harvested in Pennsylvania.
? The PA Department of Conservation & Natural Resources, Bureau of Forestry, serves as the state?s ginseng coordinator. This office can bereached at (717) 787-3444 or:
6th Floor, Rachel Carson
State Office Bldg.
P.O. Box 8552
Harrisburg, PA 17105-8552