; and (B) does not include agreements— (i) with Indian Tribes; or for (ii) related to utilities. (2) Eligible conservation easement The term eligible conservation easement means a conservation easement that— (A) has been in effect for longer than 50 years; or (B) was put into effect before 1977 without the creation of an official corresponding map. (3) Secretary The term Secretary means the Secretary of the Interior.