UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-PX ANNUAL REPORT OF PROXY VOTING RECORD OF REGISTERED MANAGEMENT INVESTMENT COMPANIES Investment Company Act file number 811-21043 ----- Pioneer High Income Trust ---------------------------------------------------- (Exact name of registrant as specified in charter) 60 State Street Boston, MA 02109 ---------------------------------------------------- (Address of principal executive offices) Dorothy Bourassa 60 State Street Boston, MA 02109 ---------------------------------------------------- (Name and address of agent for service) Registrant's telephone number, including area code: (617) 742-7825 Date of fiscal year end: March 31 Date of reporting period: July 1, 2006 to June 30, 2007 SIGNATURES Pursuant to the requirements of the Investment Company Act of 1940, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. (Registrant) Pioneer High Income Trust By (Signature and Title) /s/ John F. Cogan, Jr. ------------------------- John F. Cogan, Jr., Chairman and President Date August 17, 2007 ---------------- ========================== PIONEER HIGH INCOME TRUST =========================== KVAERNER ASA (FORMERLY AKER KVAERNER AS) Ticker: Security ID: R38879AV5 Meeting Date: NOV 9, 2006 Meeting Type: Bondholder Record Date: # Proposal Mgt Rec Vote Cast Sponsor 1 Approve Notice of Meeting For For Management 2 Approve Meeting Agenda For For Management 3 Designate Inspector or Bondholder For For Management Representative(s) of Minutes of Meeting 4 Amend Certain Clauses to Loan Agreement For For Management Regarding Redemption of Loan 5 Authorize Norsk Tillitsmann ASA to Enter For For Management Into Necessary Agreements and Carry Out Necessary Paperwork In Connection With Adopted Resolutions -------------------------------------------------------------------------------- TEVA PHARMACEUTICAL INDUSTRIES Ticker: TEVA Security ID: 881624209 Meeting Date: OCT 5, 2006 Meeting Type: Special Record Date: AUG 29, 2006 # Proposal Mgt Rec Vote Cast Sponsor 1 TO APPROVE THE REMUNERATION OF MR. ELI For For Management HURVITZ IN HIS CAPACITY AS CHAIRMAN OF THE BOARD OF TEVA, IN AN AMOUNT OF THE NIS EQUIVALENT OF $300,000 PER ANNUM PLUS VAT, TO BE ADJUSTED BY THE INCREASE OF THE ISRAELI CONSUMER PRICE INDEX, TOGETHER WITH AN OFFIC 2 TO APPROVE THE REMUNERATION OF DR. For For Management PHILLIP FROST IN HIS CAPACITY AS VICE CHAIRMAN OF THE BOARD OF TEVA AND CHAIRMAN OF THE BOARD S SCIENCE AND TECHNOLOGY COMMITTEE, IN AN AMOUNT OF THE NIS EQUIVALENT OF $275,000 PER ANNUM PLUS VAT, TO BE ADJUSTED BY THE -------------------------------------------------------------------------------- UBIQUITEL OPERATING COMPANY Ticker: Security ID: 90348AAG4 Meeting Date: NOV 2, 2006 Meeting Type: Written Consent Record Date: SEP 29, 2006 # Proposal Mgt Rec Vote Cast Sponsor 1 THE ADOPTION OF CERTAIN PROPOSED None Did Not Management AMENDMENTS TO THE INDENTURES. Vote -------------------------------------------------------------------------------- WAYNE CHARTER COUNTY Ticker: Security ID: 944315AN0 Meeting Date: MAY 7, 2007 Meeting Type: Written Consent Record Date: MAR 29, 2007 # Proposal Mgt Rec Vote Cast Sponsor 1 THE PLAN For For Management 2 U.S. CITIZEN For For Management ========== END NPX REPORT