▁accept ▁the ▁r uling , ▁issu ing ▁the ▁Im m igration ▁Ord in ance ▁ 2 0 0 0 ▁which ▁repe aled ▁the ▁ 1 9 7 1 ▁ordin ance ▁in ▁its ▁entire ty . ▁Due ▁to ▁" security ▁issues ", ▁the ▁British ▁government ▁was ▁only ▁prepared ▁to ▁let ▁the ▁Ch ag os si ans ▁return ▁to ▁the ▁outer ▁islands , ▁which ▁were ▁lack ing ▁in ▁basic ▁amen ities . ▁ ▁A ▁" fe as ibility ▁study " ▁was ▁conducted ; ▁a ▁pre lim inary ▁study ▁was ▁produced ▁on ▁ 2 0 ▁June ▁ 2 0 0 0 ▁and ▁the ▁full ▁study ▁was ▁published ▁on ▁ 1 0 ▁July ▁ 2 0 0 2 . ▁It ▁concluded ▁that : ▁ ▁On ▁ 1 ▁June ▁ 2 0 0 4 , ▁a ▁second ▁Order ▁in ▁Council ▁was ▁produced the ▁British ▁Indian ▁Ocean ▁Territ ory ▁( Const itution ) ▁Order ▁ 2 0 0 4 Section ▁ 9 ▁of ▁which ▁provided ▁that ▁" no ▁person ▁has ▁the ▁right ▁of ▁ab ode ▁in ▁the ▁territory " ▁and ▁" no ▁person ▁is ▁entitled ▁to ▁enter ▁or ▁be ▁present ▁in ▁the ▁territory ▁except ▁as ▁author ised ▁by ▁or ▁under ▁this ▁Order ▁or ▁any ▁other ▁law ▁for ▁the ▁time ▁being ▁in ▁force ▁in ▁the ▁territory ". ▁At ▁the ▁same ▁time , ▁the ▁British ▁Indian ▁Ocean ▁Territ ory ▁( Im m igration ) ▁Order ▁ 2 0 0 4 ▁came ▁into ▁effect , ▁prohib iting ▁entry ▁to ▁or ▁presence ▁in ▁B I OT ▁without ▁a ▁permit . ▁In ▁response ,