Section 162.578 - May a lessee sublease a WSR lease?(a) A lessee may sublease a WSR lease by meeting the consent requirements in § 162.579 and obtaining our approval of the sublease under §§ 162.580 and 162.581 , or by meeting the conditions in paragraph (b) of this section.(b) The lessee may sublease without meeting consent requirements or obtaining BIA approval of the sublease, if:(1) The lease provides for subleasing without meeting consent requirements or obtaining BIA approval;(2) The sublease does not relieve the lessee/sublessor of any liability; and(3) The parties provide BIA with a copy of the sublease within 30 days after it is executed.