▁bands . ▁ ▁Law ▁on ▁Cit izen ▁Security ▁of ▁ 2 0 1 5 ▁▁ ▁The ▁Organ ic ▁Law ▁ 4 / 2 0 1 5 , ▁ 3 0 ▁March , ▁of ▁the ▁protection ▁of ▁citiz en ▁security , ▁also ▁known ▁as ▁the ▁G ag ▁Law , ▁is ▁an ▁organ ic ▁law , ▁that ▁entered ▁into ▁force ▁on ▁ 1 ▁July ▁ 2 0 1 5 , ▁replacing ▁the ▁previous ▁law ▁known ▁as ▁the ▁Cor cu era ▁Law .. ▁The ▁law ▁restricted ▁public ▁demonstr ations ▁by ▁placing ▁restrictions ▁on ▁where ▁and ▁when ▁protest s ▁can ▁take ▁place , ▁as ▁well ▁as ▁fin es ▁of ▁up ▁to ▁€ 3 0 , 0 0 0 ▁for ▁viol ations ▁of ▁this ▁law . ▁▁ 2 0 1 7 ▁Catal an ▁independence ▁refer endum ▁▁ ▁During ▁the ▁days ▁before ▁the ▁ 2 0 1 7 ▁Catal an ▁independence ▁refer endum , ▁the ▁Civil ▁Guard ▁closed ▁the ▁official ▁website ▁of ▁the ▁refer endum ▁by ▁order ▁of ▁the ▁High ▁Court ▁of ▁Justice ▁of ▁Catal onia . ▁It ▁also ▁closed ▁or ▁blocked ▁multiple ▁alternative ▁domains , ▁official ▁and ▁non ▁official . ▁It ▁blocked ▁the ▁main ▁gateway ▁of ▁the ▁Inter Plan et ary ▁File ▁System ▁( IP FS ), ▁gateway . ip fs . io , ▁which ▁was ▁being ▁used ▁to ▁access ▁the ▁blocked ▁websites . ▁ ▁On ▁ 2 0 ▁September ▁the ▁Civil ▁Guard ▁entered ▁the ▁headquarters ▁of ▁the ▁F unda ció ▁punt Cat , ▁which ▁admin ister s ▁the ▁top - level ▁domain ▁. cat , ▁and ▁arrested