GATX Corporation Audit Committee Complaint ProcedureThe integrity of the financial information of GATX Corporation (the “Company”)is of obvious importance. The Company’s financial information guides the decisions ofmanagement and the Board of Directors of the Company (the “Board of Directors”), andis relied upon by our shareholders and the financial markets. For these reasons, we mustmaintain a workplace where employees, when they reasonably believe that they areaware of questionable accounting, internal accounting controls, or auditing matters, or thereporting of fraudulent financial information, can raise these concerns free of anydiscrimination, retaliation or harassment.Reporting of ComplaintsIt is the policy of the Company to encourage employees, though postings andotherwise, when they reasonably believe that questionable accounting or auditing conductor practices have occurred or are occurring, to report those concerns to their immediatesupervisor or the Vice President, General Counsel of the Company. Alternatively, anyemployee may raise those concerns anonymously by calling The Network toll free at 1-888-749-1947. Summaries of the call to The Network will be reported directly to theVice President, General Counsel of the Company and to the Chair of the AuditCommittee.Receipt and Treatment of Complaints• The Chairman of the Audit Committee or his / her designee (who shall be amember of the Audit Committee) will make a determination of (i) ...