SECURITIES AND EXCHANGE COMMISSION
                              WASHINGTON, DC 20549

                                   ----------

                                   SCHEDULE TO
                                 (Rule 14d-100)
            TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1)
                     OF THE SECURITIES EXCHANGE ACT OF 1934
                                (Amendment No. 1)

                       ANGELES INCOME PROPERTIES, LTD. III
                       (Name of Subject Company (Issuer))

                        AIMCO PROPERTIES, L.P. -- OFFEROR
            (Names of Filing Persons (Identifying Status as Offeror,
                            Issuer or Other Person))

                            LIMITED PARTNERSHIP UNITS
                         (Title of Class of Securities)

                                      NONE
                      (CUSIP Number of Class of Securities)

                                 Patrick J. Foye
                            Executive Vice President
                   Apartment Investment And Management Company
                           Colorado Center, Tower Two
                   2000 South Colorado Boulevard, Suite 2-1000
                             Denver, Colorado 80222
                                 (303) 757-8081
- --------------------------------------------------------------------------------
                 (Name, Address, and Telephone Numbers of Person
  Authorized to Receive Notices and Communications on Behalf of Filing Persons)

                                    Copy To:

                                Gregory M. Chait
                                  Robert Barker
                     Powell, Goldstein, Frazer & Murphy LLP
                   191 Peachtree Street, N.E., Sixteenth Floor
                             Atlanta, Georgia 30303
                                 (404) 572-6600

                            CALCULATION OF FILING FEE

<Table>
<Caption>
Transaction Valuation*                                     Amount of Filing Fee**
- ----------------------                                     ----------------------
                                                        
$1,431,177                                                 $132
</Table>

*    For purposes of calculating the fee only.

**   Previously paid.

[ ]  Check the box if any part of the fee is offset as provided by Rule
0-11(a)(2) and identify the filing with which the offsetting fee was previously
paid. Identify the previous filing by registration statement number, or the Form
or Schedule and the date of its filing.

     Amount Previously Paid:                    Filing Party:
                             ------------                     --------------

     Form or Registration No.:                  Date Filed:
                               ------------                 --------------

[ ]  Check the box if the filing relates solely to preliminary communications
made before the commencement of a tender offer.

Check the appropriate boxes below to designate any transactions to which the
statement relates:

<Table>
                                                             
         [X] third-party tender offer subject to Rule 14d-1.    [ ] going-private transaction subject to Rule 13e-3.

         [ ] issuer tender offer subject to Rule 13e-4.         [ ] amendment to Schedule 13D under Rule 13d-2.
</Table>

Check the following box if the filing is a final amendment reporting the results
of the tender offer: [ ]




                             TENDER OFFER STATEMENT

         This Tender Offer Statement on Schedule TO relates to the tender offer
by AIMCO Properties, L.P., a Delaware limited partnership, to purchase
outstanding units of limited partnership interest of Angeles Income Properties,
Ltd. III, a California limited partnership, at a price of $33.00 per unit in
cash, subject to the conditions set forth in the Offer to Purchase, dated May 7,
2002, and in the related Letter of Transmittal and Acknowledgment and Agreement,
which, as amended and supplemented from time to time, together constitute the
tender offer. Copies of the Offer to Purchase, Letter of Transmittal and
Acknowledgment and Agreement are filed with this Schedule TO as Exhibits 1, 2
and 3, respectively.

         The information in Exhibits 1-3 and 5-8 is incorporated in this
Schedule TO by reference in answer to items 1 through 11 of Schedule TO.

         On May 24, 2002, AIMCO Properties, L.P. mailed a letter to the holders
of units Angeles Income Properties, Ltd. III. A copy of that letter is filed as
Exhibit 8.

Item 12. Exhibits.

         1        Offer to Purchase limited partnership units of Angeles Income
                  Properties, Ltd. III, dated May 7, 2002. (previously filed)

         2        Letter of Transmittal and related instructions, dated May 7,
                  2002 (included as Annex II to the Offer to Purchase attached
                  as Exhibit (1)(a)).

         3        Acknowledgement and Agreement, dated May 7, 2002. (previously
                  filed)

         4        Letter, dated May 7, 2002, from AIMCO Properties, L.P., to the
                  limited partners of Angeles Income Properties, Ltd. III.
                  (previously filed)

         5        Third Amended and Restated Credit Agreement (Secured Revolving
                  Credit Facility), dated as of November 6, 2001, by and among
                  AIMCO Properties, L.P., AIMCO/Bethesda Holdings, Inc., NHP
                  Management Company, Bank of America, N.A., Fleet National
                  Bank, and First Union National Bank. (Exhibit 10.1 to AIMCO
                  Properties, L.P.'s Quarterly Report on Form 10-Q for the
                  quarter ended September 30, 2001, filed on November 14, 2001,
                  is incorporated herein by this reference).

         6        Annual Report of AIMCO Properties, L.P. for the year ended
                  December 31, 2001 filed on Form 10-K405 on April 1, 2002, is
                  incorporated herein by this reference.

         7        Quarterly Report of AIMCO Properties, L.P. for the quarter
                  ended March 31, 2002, filed on Form 10-Q on May 14, 2002, is
                  incorporated herein by this reference.

         8        Letter, dated May 24, 2002, from AIMCO Properties, L.P., to
                  the limited partners of Angeles Income Properties, Ltd. III.





                                    SIGNATURE

         After due inquiry and to the best of my knowledge and belief, I certify
that the information set forth in this statement is true, complete and correct.


Date: May 24, 2002

                                                AIMCO PROPERTIES, L.P.

                                                By: AIMCO-GP, INC.
                                                         (General Partner)

                                                By: /s/ Patrick J. Foye
                                                    ----------------------------
                                                    Executive Vice President


                                                AIMCO-GP, INC.

                                                By: /s/ Patrick J. Foye
                                                    ----------------------------
                                                    Executive Vice President


                                                APARTMENT INVESTMENT
                                                AND MANAGEMENT COMPANY

                                                By: /s/ Patrick J. Foye
                                                    ----------------------------
                                                    Executive Vice President








                                  EXHIBIT INDEX


<Table>
<Caption>
EXHIBIT
NUMBER                   DESCRIPTION
- -------                  -----------
                      

  1                      Offer to Purchase limited partnership units of Angeles
                         Income Properties, Ltd. III, dated May 7, 2002.
                         (previously filed)

  2                      Letter of Transmittal and related instructions, dated
                         May 7, 2002 (included as Annex II to the Offer to
                         Purchase attached as Exhibit (1)(a)).

  3                      Acknowledgement and Agreement, dated May 7, 2002.
                         (previously filed)

  4                      Letter, dated May 7, 2002, from AIMCO Properties, L.P.,
                         to the limited partners of Angeles Income Properties,
                         Ltd. III. (previously filed)

  5                      Third Amended and Restated Credit Agreement (Secured
                         Revolving Credit Facility), dated as of November 6,
                         2001, by and among AIMCO Properties, L.P.,
                         AIMCO/Bethesda Holdings, Inc., NHP Management Company,
                         Bank of America, N.A., Fleet National Bank, and First
                         Union National Bank. (Exhibit 10.1 to AIMCO Properties,
                         L.P.'s Quarterly Report on Form 10-Q for the quarter
                         ended September 30, 2001, filed on November 14, 2001,
                         is incorporated herein by this reference).

  6                      Annual Report of AIMCO Properties, L.P. for the year
                         ended December 31, 2001 filed on Form 10-K405 on April
                         1, 2002, is incorporated herein by this reference.

  7                      Quarterly Report of AIMCO Properties, L.P. for the
                         quarter ended March 31, 2002, filed on Form 10-Q on May
                         14, 2002, is incorporated herein by this reference.

  8                      Letter, dated May 24, 2002, from AIMCO Properties,
                         L.P., to the limited partners of Angeles Income
                         Properties, Ltd. III.
</Table>