I-1 - Preliminary Official Statement Series 2021A Refunding

CITY OF TIFFIN, IOWA GENERAL OBLIGATION DEBT PAYABLE FROM ANNUAL APPROPRIATIONS (As of February 2, 2021, Plus This Issue) This Issue: Purpose: G.O. G.O. G.O. Annual Annual Annual Appropriation Appropriation Appropriation Corporate Fire Truck Corporate Purpose Acquisition Purpose Bonds, Bonds, Refunding Series Series Bonds, Series 2015A 2018A 2021A Dated: 04/01/15 04/04/18 03/09/21 Original Amount: $4,430,000 $1,100,000 $2,650,000 Maturity: 1-Jun 1-Jun 1-Jun TOTAL TOTAL Interest Rates: 2.00-3.55% 4.00% PRINCIPAL: PRIN & INT: 2021 $330,000 $40,000 $0 $370,000 $475,742 2021 2022 0 40,000 365,000 405,000 471,906 2022 2023 0 45,000 370,000 415,000 476,898 2023 2024 0 45,000 375,000 420,000 476,465 2024 2025 0 45,000 375,000 420,000 470,821 2025 2026 0 50,000 385,000 435,000 479,643 2026 2027 0 50,000 385,000 435,000 472,830 2027 2028 0 55,000 395,000 450,000 480,364 2028 2029 0 55,000 0 55,000 80,300 2029 2030 0 55,000 0 55,000 78,100 2030 2031 0 60,000 0 60,000 80,800 2031 2032 0 60,000 0 60,000 78,400 2032 2033 0 65,000 0 65,000 80,900 2033 2034 0 65,000 0 65,000 78,300 2034 2035 0 70,000 0 70,000 80,600 2035 2036 0 75,000 0 75,000 82,700 2036 2037 0 75,000 0 75,000 79,700 2037 2038 0 80,000 0 80,000 81,600 2038 $330,000 $1,030,000 $2,650,000 $4,010,000 $4,606,068 (1) (1) (2) (1) NOTE: 85% OF GENERAL OBLIGATION ANNUAL APPROPRIATION DEBT PAYABLE FROM TAXES WILL BE RETIRED WITHIN TEN YEARS. (1) These bonds are subject to an annual appropriation by the City Council and are a general obligation of the City only in the current fiscal year for which an annual appropriation has been made. The bonds count against the City's statutory debt limit to the extent of the current fiscal year principal amount. (2) Payments reflect mandatory sinking fund payments A-13