As used in this subchapter: 
(1) “Owner” means any person, partnership, corporation, unincorporated association, or other legal entity having any interest in any: 
(A) Timber; 
(B) Land upon which timber grows; or 
(C) Land from which timber has been removed; 
(2) “Secondary purchaser” means any person, partnership, corporation, unincorporated association, or other legal entity buying timber from a timber purchaser; and 
(3) “Timber purchaser” means a person who purchases standing timber for harvest.