Qualified Pools for Cook County, IL for Bond Transactions Senior Underwriters Co‐Managing Underwriters of America Merrill Lynch Academy Securities Inc. Barclays American Veterans Group PBC Cabrera Capital Markets LLC Backstrom McCarley Berry & Co. LLC Global Markets Inc. BC Ziegler and Company Hutchinson, Shockey, Erley & Co. Bernardi Securities Inc. J. P. Morgan Blaylock Van LLC Jefferies LLC Drexel Hamilton LLC Loop Capital Markets LLC Estrada Hinojosa & Company Inc. Mesirow Financial Inc. Fifth Third Securities Inc. & Co. LLC George K. Baum & Company Piper Sandler & Co. Hilltop Securities Inc. PNC Capital Markets LLC IFS Securities Inc. Ramirez & Co. Inc. Janney Montgomery Scott LLC Raymond James & Associates Inc. KeyBanc Capital Markets Inc. RBC Capital Markets LLC Melvin and Company Robert W. & Co. Inc. Mischler Financial Group Inc. Siebert Williams Shank & Co. Multi‐Bank Securities Inc. UBS Financial Services Inc. North South Capital LLC Securities Oppenheimer & Co. Inc. Podesta & Co. Rice Financial Products Company Roberts and Ryan Investments Inc. Stern Brothers & Co. , Nicolaus & Company Inc.

Liquidity and Credit Providers and Direct Remarketing Agents Purchasers Merrill Lynch Bank of America Merrill Lynch Barclays Barclays BC Ziegler and Company Hutchinson, Shockey, Erley & Co. CitiGroup Global Markets Inc. IFS Securities Inc. J. P. Morgan J. P. Morgan Jefferies LLC KeyBanc Capital Markets Inc. KeyBanc Capital Markets Inc. Morgan Stanley & Co. LLC Morgan Stanley & Co. LLC PNC Capital Markets LLC Piper Sandler & Co. RBC Capital Markets LLC PNC Capital Markets LLC UBS Financial Services Inc. RBC Capital Markets LLC Wells Fargo Securities Stern Brothers & Co. The Williams Capital Group LP UBS Financial Services Inc. Wells Fargo Securities

Qualified by Review of RFQ 1900‐10213 issued March 29, 2019 Qualified Pools Effective September 16, 2019 through not later than September 15, 2022 Qualified Pools for Cook County, IL for Bond Transactions Bond, Underwriters', Disclosure, Special Pension Financial Advisors Disclosure, and Issuer's Counsel Burke Burns & Pinelli Ltd. Acacia Financial Group Inc. Burke, Warren, MacKay & Serritella PC Columbia Capital Management LLC Chapman and Cutler LLP PFM Financial Advisors LLC Charity & Associates PC Phoenix Capital Partners LLP Chico & Nunes PC Speer Financial Inc. Clark Hill PLC Swap Financial Group LLC Cotillas and Associates Sycamore Advisors LLC Dentons US LLP Foley & Lardner LLP Golden Holley James LLP Greenberg Traurig, LLP Hardwick Law Firm, LLC Ice Miller LLP Katten Muchin Rosenman LLP Kutak Rock LLP Mayer Brown LLP Miller, Canfield, Paddock and Stone PLC Neal and Leroy LLC Nixon Peabody LLP Pugh, Jones & Johnson PC Reyes Kurson Ltd. Sanchez Daniels & Hoffman LLP Saul Ewing Arnstein & Lehr LLP Schiff Hardin LLP Taft Stettinius & Hollister LLP Thompson Coburn LLP Zuber Lawler & Del Duca LLP

Qualified by Review of RFQ 1900‐10211 and 1900‐10212 issued March 29, 2019 Qualified Pools Effective August 1, 2019 through not later than July 31, 2022