"Persons who require, but no longer have, leave to enter or remain may be liable to removal from the United Kingdom undersection 10 of the Immigration and Asylum Act 1999 (as amended by theImmigration Act 2014 ). You may be detained or placed on reporting conditions. You do not have to leave the United Kingdom during the time period in which you may apply for administrative review. If you apply for administrative review you do not need to leave the United Kingdom until we decide your application. If you do not apply for administrative review, or extend your leave to remain on another basis, you will soon be giving [sic] further notice that you must leave the United Kingdom."