1. Supplemental agricultural disaster assistance (a) In general Section 1501 of the Agricultural Act of 2014 ( 7 U.S.C. 9081 ) is amended— (1) in subsection (b)(1)— (A) in the matter preceding subparagraph (A), by striking 2012 and inserting 2019 ; (B) in subparagraph (A), by striking or at the end; (C) in subparagraph (B), by striking the period at the end and inserting ; or ; and (D) by adding at the end the following: (C) disease in livestock that has been exacerbated by adverse weather described in subparagraph (B)— (i) subject to the condition that a licensed veterinarian shall verify that the adverse weather created conditions contributing to the livestock death; and (ii) without regard to any management practice, vaccination protocol, or lack of vaccination by the producer relating to the disease. ; (2) in subsection (c)— (A) in paragraph (2), in the matter preceding subparagraph (A), by striking 2012 and inserting 2019 ; and (B) in paragraph (3)(D)(ii)(I)— (i) by striking at least 8 consecutive and inserting the following: “not less than— (aa) 4 consecutive weeks during the normal grazing period for the county, as determined by the Secretary, shall be eligible to receive assistance under this paragraph in an amount equal to 1 monthly payment using the monthly payment rate determined under subparagraph (B); or (bb) 8 consecutive ; and (ii) in item (bb) (as so designated), by striking 1 monthly payment and inserting 2 monthly payments ; and (3) in subsection (d)(1), by striking 2012 and inserting 2019 . (b) Effective date The amendments made by this section take effect on October 1, 2018. 2. Eligibility of national grasslands for grazing leases and permits Section 402(a) of the Federal Land Policy and Management Act of 1976 ( 43 U.S.C. 1752(a) ) is amended by striking lands within National Forests and inserting National Forest System (as defined in section 11(a) of the Forest and Rangeland Renewable Resources Planning Act of 1974 ( 16 U.S.C. 1609(a) ) land .