Judgment of the General Court (Fourth Chamber) of 16 November 2011 - Low & Bonar and Bonar Technical Fabrics v Commission (Case T-59/06) Competition - Agreements, decisions and concerted practices - Plastic industrial bags sector - Decision finding an infringement of Article 81 EC - Single and continuous infringement - Fines - Mitigating circumstances - Passive role - Proportionality - Equal treatment - Unlimited jurisdiction 1. Actions for annulment - Admissibility - Decision imposing a fine for infringement of the competition rules - Action seeking to obtain reimbursement of default interest borne by an undertaking by reason of payment of the fine - Inadmissibility (Art. 230 EC) (see paras 23-26) 2. Competition - Agreements, decisions and concerted practices - Agreements and concerted practices constituting a single infringement - Undertakings that may be held responsible for participating in an overall cartel - Criteria - Burden of proof (Art. 81(1) EC) (see paras 61-62, 64) 3. Competition - Fines - Amount - Determination - Criteria - Gravity of the infringement - Mitigating circumstances - Passive or `follow-my-leader' role of the undertaking - Criteria for assessment (Art. 81(1) EC; Council Regulation No 1/2003, Art. 23(2); Commission Notice 98/C 9/03, Section 3, first indent) (see paras 73-74, 79) Re: APPLICATION for annulment in part of Commission Decision C(2005) 4634 final of 30 November 2005 relating to a proceeding under Article 81 [EC] (Case COMP/F/38.354 - Industrial bags), concerning a cartel on the market for plastic industrial bags, and, in the alternative, for annulment or reduction of the fine imposed on the applicants. Operative part The Court: 1. Sets the amount of the fine imposed by Article 2(l) of Commission Decision C (2005) 4634 final of 30 November 2005 relating to a proceeding under Article 81 [EC] (Case COMP/F/38.354 - Industrial bags) at EUR 9.18 million; 2. Dismisses the action as to the remainder; 3. Orders the European Commission, Low & Bonar plc and Bonar Technical Fabrics NV each to bear their own costs.