▁" control ▁orders " ▁on ▁people ▁who ▁were ▁sus pected ▁of ▁invol vement ▁in ▁terror ism , ▁which ▁in ▁some ▁cases ▁may ▁have ▁der og ated ▁( opt ed ▁out ) ▁from ▁human ▁rights ▁laws . ▁As ▁yet , ▁no ▁der og ating ▁control ▁orders ▁have ▁been ▁obtained ▁under ▁s . 4 ▁of ▁the ▁relevant ▁Act . ▁ ▁In ▁April ▁ 2 0 0 6 , ▁a ▁High ▁Court ▁judge ▁issued ▁a ▁declaration ▁that ▁section   3 ▁of ▁the ▁Act ▁was ▁in compatible ▁with ▁the ▁right ▁to ▁a ▁fair ▁trial ▁under ▁article   6 ▁of ▁the ▁European ▁Convention ▁on ▁Human ▁Rights . ▁The ▁system ▁of ▁control ▁orders ▁was ▁described ▁by ▁Mr ▁Justice ▁S ull ivan ▁as ▁an ▁" aff ront ▁to ▁justice ". ▁The ▁Act ▁was ▁repe aled ▁on ▁ 1 4 ▁December ▁ 2 0 1 1 ▁by ▁section ▁ 1 ▁of ▁the ▁T error ism ▁Pre vention ▁and ▁Investig ation ▁Me asures ▁Act ▁ 2 0 1 1 . ▁ ▁Background ▁▁ ▁Despite ▁having ▁passed ▁permanent ▁counter - ter ror ism ▁legisl ation ▁only ▁a ▁year ▁earlier , ▁in ▁the ▁shape ▁of ▁the ▁T error ism ▁Act ▁ 2 0 0 0 , ▁the ▁British ▁government ' s ▁response ▁to ▁the ▁September ▁ 1 1 , ▁ 2 0 0 1 ▁attacks ▁was ▁to ▁r ush ▁through ▁emer gency ▁legisl ation ▁to ▁increase ▁powers ▁to ▁deal ▁with ▁individuals ▁sus pected ▁of ▁planning ▁or ▁assist ing ▁terror ist ▁attacks ▁within ▁the ▁UK . ▁ ▁A ▁key ▁feature ▁of ▁the ▁Anti - ter