; and (2) by striking paragraph (4). (d) Designation of mining as a covered sector for Federal permitting improvement purposes Section 41001(6)(A) of the FAST Act ( 42 U.S.C. 4370m(6)(A) ) is amended in the matter preceding clause (i) by inserting minerals production, before or any other sector . (e) Mineral exploration activities with limited surface disturbance (1) Definition of Secretary concerned In this subsection, the term Secretary concerned means— (A) the Secretary of the Interior, with respect to land under the jurisdiction of the Secretary of the Interior; or (B) the Secretary of Agriculture, with respect to land of the National Forest System. (2) Notice An operator may submit to the Secretary concerned notice requesting to carry out mineral exploration activities other than casual use, which shall include a description of the mineral exploration activities and subsequent reclamation activities intended to be carried out. (3) Approval Notwithstanding any other provision of law, not later than 15 calendar days after receiving a notice under paragraph (2), the Secretary concerned shall allow the activities described in the notice to proceed if— (A) the surface disturbance on Federal land will not exceed 5 acres; (B) the Secretary concerned determines that the notice is complete; and (C) financial assurance is provided. (f) Use of mining claims for ancillary activities Section 10101 of the Omnibus Budget Reconciliation Act of 1993 ( 30 U.S.C. 28f ) is amended by adding at the end the following: (e) Security of tenure (1) Claimant rights (A) Definition of Operations In this paragraph, the term operations means— (i) with respect to a locatable mineral, any activity or work carried out in connection with— (I) prospecting; (II) exploration; (III) processing; (IV) discovery and assessment; (V) development; or (VI) extraction; (ii) the reclamation of an area disturbed by an activity described in clause (i)