UNITED STATES
             SECURITIES AND EXCHANGE COMMISSION
                   Washington, D.C. 20549

                         FORM 24F-2

              Annual Notice of Securities Sold
                   Pursuant to Rule 24f-2

Read instructions at end of Form before preparing Form.

1.    Name and address of issuer:

      RiverSource Income Series, Inc.
      200 Ameriprise Financial
      Minneapolis, MN 55474

2.    The name of each series or class of securities for
      which this Form is filed (if the Form is being filed
      for all series and classes of securities of the
      issuer, check the box but do not list series of
      classes): [ ]

      Columbia Income Builder Fund II, Classes A, B, C, R4
      Columbia Income Builder Fund III, Classes A, B, C, R4

3.    Investment Company Act File Number:

      811-499

      Securities Act File Number:

      2-10700

4(a). Last day of fiscal year for which this Form is filed:

      April 8, 2011

4(b). Check box if this Form is being file late (i.e., more
      than 90 calendar days after the end of the issuer's
      fiscal year). (See Instruction A.2) [ ]

      Note: If the Form is being filed late, interest must
      be paid on the registration fee due.

4(c). Check box if this is the last time the issuer will be
      filing this Form: [X]

5.    Calculation of registration fee:


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      (i)    Aggregate sale price of securities sold during
             the fiscal year pursuant to section 24(f):        $   14,648,366.65

      (ii)   Aggregate price of securities redeemed or
             repurchased during the fiscal year:               $  581,290,813.05

      (iii)  Aggregate price of securities redeemed or
             repurchased during any prior fiscal year ending
             no earlier than October 11, 1995 that were not
             previously used to reduce registration fees
             payable to the Commission:                        $  382,857,995.97

      (iv)   Total available redemption credits [add Items
             5(ii) and 5(iii)]:                                $  964,148,809.02

      (v)    Net sales - if Item 5(i) is greater than Item
             5(iv) [subtract Item 5(iv) from Item 5(i)]:       $            0.00

      (vi)   Redemption credits available for use in future
             years if item 5(i) is less than Item 5(iv)
             [subtract Item 5(iv) from Item 5(i)]:              -$949,500,442.37

      (vii)  Multiplier for determining registration fee
             (see Instruction C.9):                                    0.0001161

      (viii) Registration fee due [multiply Item 5(v) by
             Item 5(vii)] (enter "0" if no fee is due):        $            0.00

6.    Prepaid Shares

      If the response to Item 5(i) was determined by
      deducting an amount of securities that were registered
      under the Securities Act of 1933 pursuant to rule
      24e-2 as in effect before October 11, 1997, then
      report the amount of securites (number of shares or
      other units) deducted here:__. If there is a number of
      shares or other units that were registered pursuant to
      the rule 24e-2 remaining unsold at the end of the
      fiscal year for which this form is filed that are
      available for use by the issuer in future fiscal
      years, then state that number here: __.

7.    Interest Due - if this Form is being filed more than
      90 days after the end of the issuer's fiscal year (see
      Instruction D):                                          $            0.00

8.    Total of the amount of the registration fee due plus
      any interest due [line 5(viii) plus line 7]:             $            0.00

9.    Date the registration fee and any interest payment was
      sent to the Commission's lockbox depository:

      Method of Delivery:

      [ ] Wire Transfer

      [ ] Mail or other means


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                                   SIGNATURES

This report has been signed below by the following persons on behalf
of the issuer and in the capacities and on the dates indicated.


By (Signature and Title)* /s/ Wade M. Voigt
                          ------------------------------------------
                          Wade M. Voigt
                          Assistant Treasurer

Date: July 7, 2011

*    Please print the name and the title of the signing
     officer below the signature.


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