; and (2) cross designation should be available for personnel who will assist more than one agency or department at land ports of entry to facilitate increased trade and commerce. 208. Authorization of appropriations In addition to any amounts otherwise authorized to be appropriated, there is authorized to be appropriated $1,000,000,000 for each of the fiscal years 2018 through 2021 to carry out this title. III Domestic security and interior enforcement A General matters 301. Ending catch and release for repeat immigration violators and criminals aliens Section 236 of the Immigration and Nationality Act ( 8 U.S.C. 1226 ) is amended by striking the section heading and subsections (a) through (c) and inserting the following: 236. Apprehension and detention of aliens (a) Arrest, detention, and release (1) In general The Secretary, on a warrant issued by the Secretary, may arrest an alien and detain the alien pending a decision on whether the alien is to be removed from the United States up until the alien has an administratively final order of removal. Except as provided in subsection (c) and pending such decision, the Secretary— (A) may— (i) continue to detain the arrested alien; (ii) release the alien on bond of at least $5,000, with security approved by, and containing conditions prescribed by, the Secretary; or (iii) release the alien on his or her own recognizance, subject to appropriate conditions set forth by the Secretary of Homeland Security, if the Secretary of Homeland Security determines that the alien will not pose a danger to the safety of other persons or of property and is likely to appear for any scheduled proceeding