SUPPLEMENT TO OFFICIAL STATEMENT DATED JUNE 12, 2015 $14,280,000 UKIAH UNIFIED SCHOOL DISTRICT (Mendocino County, California) 2015 General Obligation Refunding Bonds This Supplement to Official Statement supplements the Official Statement dated June 4, 2015 for the above-captioned General Obligation Bonds. This Supplement correct column headings on the Maturity Schedule that appears on the inside front cover of the Official Statement. That Mataurity Schedule should be replaced in its entirely with the Mataurity Schedule below. The corrections are indicated by double underline. MATURITY SCHEDULE UKIAH UNIFIED SCHOOL DISTRICT (Mendocino County, California) 2015 General Obligation Refunding Bonds Base CUSIP†: 903698 $14,280,000 Serial Bonds Maturity Date Principal Interest (August 1) Amount Rate Yield Price CUSIP(†) 2015 $290,000 3.000% 0.350% 100.264% DH8 2016 75,000 3.000 0.500 102.738 DJ4 2017 75,000 3.000 0.920 104.315 DK1 2018 75,000 3.000 1.320 105.085 DL9 2019 435,000 4.000 1.610 109.444 DM7 2020 510,000 4.000 1.850 110.416 DN5 2021 560,000 4.000 2.120 110.702 DP0 2022 1,390,000 2.000 2.330 97.851 DQ8 2023 1,775,000 2.250 2.530 97.959 DR6 2024 2,000,000 5.000 2.730 118.179 DS4 2025 2,095,000 4.000 2.900 109.568 DT2 2026 2,390,000 5.000 3.090 116.459C DU9 2027 2,610,000 3.000 3.350 96.539 DV7 C: Priced to first par call on August 1, 2025. †: Copyright 2015, CUSIP Global Services, and a registered trademark of the American Bankers Association. CUSIP data is by CUSIP Global Services, which is managed on behalf of American Bankers Association by S&P Capital IQ. Neither the District nor the Purchaser assumes any responsibility for the accuracy of these CUSIP data. END OF SUPPLEMENT NEW ISSUE - FULL BOOK-ENTRY INSURED RATING: Standard & Poor’s: “AA” UNDERLYING RATING: Moody’s: “A1” See “RATINGS” herein. In the opinion of Jones Hall, A Professional Law Corporation, San Francisco, California, Bond Counsel, subject, however to certain qualifications described in this Official Statement, under existing law, interest on the Refunding Bonds is excluded from gross income for federal income tax purposes, and such interest is not an item of tax preference for purposes of the federal alternative minimum tax imposed on individuals and corporations, although for the purpose of computing the alternative minimum tax imposed on certain corporations, interest on the Refunding Bonds is taken into account in determining certain income and earnings. In the further opinion of Bond Counsel, interest on the Refunding Bonds is exempt from California personal income taxes. See “TAX MATTERS.” $14,280,000 UKIAH UNIFIED SCHOOL DISTRICT (Mendocino County, California) 2015 General Obligation Refunding Bonds Dated: Date of Delivery Due: August 1, as shown on inside cover Authority and Purpose. The Ukiah Unified School District (Mendocino County, California) 2015 General Obligation Refunding Bonds (the “Refunding Bonds”) are being issued by the Ukiah Unified School District (the “District”) pursuant to the laws of the State of California and a resolution of the Board of Education of the District adopted on May 14, 2015 (the “Bond Resolution”). The Refunding Bonds are being issued to refund all or a portion of the District’s outstanding General Obligation Bonds, Election of 2005, Series 2007. See “THE REFUNDING BONDS – Authority for Issuance” and “THE REFINANCING PLAN.” Security for the Bonds. The Refunding Bonds are general obligations of the District. There are currently other series of general obligation bonds of the District that are similarly secured by ad valorem property tax levied on parcels in the District. See “SECURITY FOR THE REFUNDING BONDS.” Payments. Interest on the Refunding Bonds accrues from the date of delivery and is payable semiannually on February 1 and August 1 of each year, commencing August 1, 2015. Payments of principal and interest on the Refunding Bonds will be paid by U.S. Bank National Association, as paying agent, to The Depository Trust Company, New York, New York (“DTC”) for subsequent disbursement to DTC Participants who will remit such payments to the beneficial owners of the Refunding Bonds. See “THE REFUNDING BONDS - Description of the Refunding Bonds.” Redemption*. The Refunding Bonds are subject to optional redemption prior to maturity as described herein. See “THE REFUNDING BONDS – Optional Redemption.” Book-Entry Only. The Refunding Bonds will be issued in book-entry form only, and will be initially issued and registered in the name of Cede & Co. as nominee of DTC. Purchasers will not receive physical certificates representing their interests in the Refunding Bonds. See “THE REFUNDING BONDS – Description of the Refunding Bonds - Book-Entry Form” and “APPENDIX F - Book-Entry Only System.” Bond Insurance. The scheduled payment of principal of and interest on the Refunding Bonds when due will be guaranteed under a municipal bond insurance policy to be issued concurrently with the delivery of the Refunding Bonds by ASSURED GUARANTY MUNICIPAL CORP. MATURITY SCHEDULE (see inside front cover) Cover Page. This cover page contains information for quick reference only. It is not a summary of all the provisions of the Refunding Bonds. Investors must read the entire official statement to obtain information essential in making an informed investment decision. The Refunding Bonds are offered when, as and if issued, subject to the approval as to their legality by Jones Hall, A Professional Law Corporation, San Francisco, California, Bond Counsel. Certain legal matters also will be passed upon for the District by Jones Hall, A Professional Law Corporation, San Francisco, California, as Disclosure Counsel. Kronick, Moskovitz, Tiedmann & Girard, Sacramento, California is serving as counsel to the Underwriters. It is anticipated that the Refunding Bonds in definitive form will be available for delivery to Cede & Co., as nominee of The Depository Trust Company, on or about June 25, 2015. The date of this Official Statement is: June 4, 2015. MATURITY SCHEDULE UKIAH UNIFIED SCHOOL DISTRICT (Mendocino County, California) 2015 General Obligation Refunding Bonds Base CUSIP†: 903698 $14,280,000 Serial Bonds Maturity Date Principal Interest (August 1) Amount Rate Price Yield CUSIP(†) 2015 $290,000 3.000% 0.350% 100.264% DH8 2016 75,000 3.000 0.500 102.738 DJ4 2017 75,000 3.000 0.920 104.315 DK1 2018 75,000 3.000 1.320 105.085 DL9 2019 435,000 4.000 1.610 109.444 DM7 2020 510,000 4.000 1.850 110.416 DN5 2021 560,000 4.000 2.120 110.702 DP0 2022 1,390,000 2.000 2.330 97.851 DQ8 2023 1,775,000 2.250 2.530 97.959 DR6 2024 2,000,000 5.000 2.730 118.179 DS4 2025 2,095,000 4.000 2.900 109.568 DT2 2026 2,390,000 5.000 3.090 116.459C DU9 2027 2,610,000 3.000 3.350 96.539 DV7 C: Priced to first par call on August 1, 2025. †: Copyright 2015, CUSIP Global Services, and a registered trademark of the American Bankers Association. CUSIP data is by CUSIP Global Services, which is managed on behalf of American Bankers Association by S&P Capital IQ. Neither the District nor the Purchaser assumes any responsibility for the accuracy of these CUSIP data. UKIAH UNIFIED SCHOOL DISTRICT (MENDOCINO COUNTY) STATE OF CALIFORNIA BOARD OF EDUCATION Megan Van Sant, President Gail Monpere, Vice President Carolyn Barrett, Clerk Beatriz “Bea” Arkin Zoey Fernandez, Member Anne Molgaard, Member Tyler Nelson, Member DISTRICT ADMINISTRATIVE STAFF Debra Kubin, Superintendent Penny Lauseng, Chief Business Official FINANCIAL ADVISOR Isom Advisors, A Division of Urban Futures, Inc. Walnut Creek, California BOND COUNSEL and DISCLOSURE COUNSEL Jones Hall, A Professional Law Corporation San Francisco, California PAYING AGENT and ESCROW BANK U.S. Bank National Association Los Angeles, California VERIFICATION AGENT Causey Demgen & Moore P.C. Denver, Colorado GENERAL INFORMATION ABOUT THIS OFFICIAL STATEMENT Use of Official Statement. This Official Statement is submitted in connection with the sale of the Bonds referred to herein and may not be reproduced or used, in whole or in part, for any other purpose. This Official Statement is not a contract between any bond owner and the District or the Underwriters. No Offering Except by This Official Statement. No dealer, broker, salesperson or other person has been authorized by the District or the Underwriters to give any information or to make any representations other than those contained in this Official Statement and, if given or made, such other information or representation must not be relied upon as having been authorized by the District or the Purchaser. No Unlawful Offers or Solicitations. This Official Statement does not constitute an offer to sell or the solicitation of an offer to buy nor may there be any sale of the Refunding Bonds by a person in any jurisdiction in which it is unlawful for such person to make such an offer, solicitation or sale. Information in Official Statement. The information set forth in this Official Statement has been furnished by the District and other sources which are believed to be reliable, but it is not guaranteed as to accuracy or completeness. Estimates and Forecasts. When used in this Official Statement and in any continuing disclosure by the District in any press release and in any oral statement made with the approval of an authorized officer of the District or any other entity described or referenced herein, the words or phrases “will likely result,” “are expected to”, “will continue”, “is anticipated”, “estimate”, “project”, “forecast”, “expect”, “intend” and similar expressions identify “forward looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995.