Company:  AMERICAN CENTURY GOVERNME ... (ABHTX)
Form Type:  485APOS
Filing Date:  5/19/2017 
CIK:  0000773674 
Address:  4500 MAIN STREET 
City, State, Zip:  KANSAS CITY, Missouri 64111 
Telephone:  (816) 531-5575 
Fiscal Year:  03/31 
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  FORM 485APOS
    Investment Objective
      SHAREHOLDER FEES
      OPERATING EXPENSES
      FUND PERFORMANCE
    Portfolio Management
    Investment Advisor
    Management
      SALES CHARGES
    Additional Policies Affecting Your Investment
    Share Price and Distributions
    Share Price
    Financial Highlights
    Appendix A
      Where to Find More Information
      Fund Investments and Risks
      Investment Strategies and Risks
      Nonfundamental Investment Policies
        NAME AND TITLE
        NAME AND TITLE
        TRUSTEE OWNERSHIP
        TRUSTEE OWNERSHIP
        NAME AND TITLE
      Code of Ethics
        TRUSTEE OWNERSHIP
    Appendix A - Principal Shareholders
      BENEFICIAL OWNERS
      BENEFICIAL OWNERS
      BENEFICIAL OWNERS
      BENEFICIAL OWNERS
      BENEFICIAL OWNERS
    Appendix B - Sales Charges and Payments to Dealers
    Appendix E - Proxy Voting Policies
    PART C OTHER INFORMATION
      Item 28. Exhibits
      Item 29. Persons Controlled by or Under Common Control with ...
      Item 30. Indemnification
      Item 31. Business and Other Connections of Investment Advisor
      Item 32. Principal Underwriters
        NAME AND TITLE
      Item 33. Location of Accounts and Records
      Item 34. Management Services -- Not applicable.
      Item 35. Undertakings -- Not applicable.
    SIGNATURES
    EXHIBIT INDEX