Section 162.502 - Who must obtain a WEEL or WSR lease?(a) Anyone seeking to possess Indian land to conduct activities associated with the evaluation of wind resources must obtain a WEEL, except that a WEEL is not required if use or possession of the Indian land to conduct wind energy evaluation activities is authorized:(2) By a permit from the Indian landowners under § 162.007 ; or(3) By a tribe on its land under 25 U.S.C. 81 .(b) Except as provided in §§ 162.005(b) , 162.501 , and paragraph (c) of this section, anyone seeking to possess Indian land to conduct activities associated with the development of wind and/or solar resources must obtain a WSR lease.(c) A tribe that conducts wind and solar resource activities on its tribal land does not need a WEEL or WSR under this subpart.