Washington Revised Code Title 79. Public Lands § 79.14.370. Prospecting and mining--Lessee's rights and duties

Where the surface rights have been sold and the minerals retained by the state, the state's right of entry to these lands is transferred and assigned to the lessee during the life of the lease or contract. No lessee shall commence any operation upon lands covered by his or her lease or contract until the lessee has complied with RCW 79.14.340.