; 16 U.S.C. 461 note) is amended by striking 2019 and inserting 2020 . extension of grazing permits 421. The terms and conditions of section 325 of Public Law 108–108 (117 Stat. 1307), regarding grazing permits issued by the Forest Service on any lands not subject to administration under section 402 of the Federal Lands Policy and Management Act ( 43 U.S.C. 1752 ), shall remain in effect for fiscal year 2019. funding prohibition 422. (a) None of the funds made available in this Act may be used to maintain or establish a computer network unless such network is designed to block access to pornography websites. (b) Nothing in subsection (a) shall limit the use of funds necessary for any Federal, State, tribal, or local law enforcement agency or any other entity carrying out criminal investigations, prosecution, or adjudication activities. forest service facility realignment and enhancement act 423. Section 503(f) of the Forest Service Facility Realignment and Enhancement Act of 2005 ( 16 U.S.C. 580d note