Federal Cave Protection Act
Cave Laws: The Federal Cave Protection Act of 1988
 
Pennsylvania Cave Law
No 1990-133, SB 867, Signed into law Nov. 21, 1990
 
Landowner Liability Act
 No. 586, HB 1005, signed into law Feb. 2, 1966
 
Pennsylvania Recreational Use Statute
Pennsylvania Statutes
 
West Virginia Cave Protection Law
Chapter 20. Natural Resources.