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



                                   FORM 10-K

(Mark One)

    [X] ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES
    EXCHANGE ACT OF 1934

    For the fiscal year ended: December 31, 1999
                               -----------------

                                      OR

    [ ] TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES
    EXCHANGE ACT OF 1934

    For the transition period from _______ to ________

                     Commission file number: 033-63714-85
                                             ------------

                                  CWMBS, Inc.
              Mortgage Pass-Through Certificates, Series 1999-10
              --------------------------------------------------
            (Exact name of Registrant as specified in its charter)


              Delaware                                  95-4449516
--------------------------------                  -----------------------
(State or other jurisdiction of             (IRS Employer Identification Number)
incorporation or organization)

c/o      The Bank of New York
         101 Barclay Street
         New York, New York                                      10286
-----------------------------------------                     ------------
(Address of principal executive offices)                       (Zip Code)

Registrant's telephone number, including area code:   (212) 815-2007
                                                       -------------

Securities registered pursuant to Section 12(b) of the Act:  None
                                                             ----

Securities registered pursuant to Section 12(g) of the Act:  None
                                                             ----


<PAGE>


Indicate by check mark whether the Registrant (1) has filed all reports
required to be filed by Section 13 or 15(d) of the Securities Exchange Act of
1934 during the preceding 12 months (or for such shorter period that the
Registrant was required to file such reports), and (2) has been subject to
such filing requirements for the past 90 days. Yes  X   No
                                                   ---     ---

Indicate by check mark if disclosure of delinquent filers pursuant to Item 405
of Regulation S-K ( ss.229.405 of this chapter) is not contained herein, and
will not be contained, to the best of Registrant's knowledge, in definitive
proxy or information statements incorporated by reference in Part III of this
Form 10-K or any amendment to this Form 10-K. [ ]

State the aggregate market value of the voting and non-voting common equity
held by non-affiliates of the Registrant: Not applicable
                                          --------------

Indicate the number of shares outstanding of each of the registrant's classes
of common stock, as of December 31, 1999: Not applicable
                                          --------------



<PAGE>


DOCUMENTS INCORPORATED BY REFERENCE

                        None.

                        *          *         *


         This Annual Report on Form 10-K (the "Report") is filed with respect
to the trust fund entitled CHL Mortgage Pass-Through Trust 1999-10 (the "Trust
Fund") formed pursuant to the pooling and servicing agreement dated as of
August 1, 1999 (the "Pooling and Servicing Agreement") among CWMBS, Inc., as
depositor (the "Company"), Countrywide Home Loans, Inc., as seller and master
servicer (the "Master Servicer"), and The Bank of New York, as trustee (the
"Trustee"), for the issuance of CWMBS, Inc., Mortgage Pass-Through
Certificates, Series 1999-10 (the "Certificates"). Certain information
otherwise required to be included in this Report by the Instructions to Form
10-K has been omitted in reliance on the relief granted to the Company in
CWMBS, Inc. (February 3, 1994) (the "Relief Letter").


<PAGE>


                                    PART I

ITEM 1.  BUSINESS

         Not applicable. See the Relief Letter.

ITEM 2.  PROPERTIES

         Not applicable. See the Relief Letter.

ITEM 3.  LEGAL PROCEEDINGS

         There were no material pending legal proceedings relating to the
         Trust Fund to which any of the Trust Fund, the Trustee, the Master
         Servicer or the Company was a party or of which any of their
         respective properties was the subject during the fiscal year covered
         by this Report, nor is the Company aware of any such proceedings
         contemplated by governmental authorities.

ITEM 4.  SUBMISSION OF MATTERS TO A VOTE OF SECURITY HOLDERS

         No matter was submitted to a vote of Certificateholders, and no
         Certificateholder consent was solicited during the fiscal year
         covered by this Report.


<PAGE>


                                    PART II

ITEM 5.  MARKET FOR REGISTRANT'S COMMON EQUITY AND RELATED STOCKHOLDER MATTERS

         (a) There is no established public trading market for the
         Certificates.

         (b) As of December 31, 1999 there were less than 300 holders of
         record of the Certificates.

         (c) Not applicable. (Information as to distributions to
         Certificateholders is provided in the Registrant's monthly filings on
         Form 8-K.)

ITEM 6.  SELECTED FINANCIAL DATA

         Not applicable. See the Relief Letter.

ITEM 7.  MANAGEMENT'S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND
         RESULTS OF OPERATIONS

         Not applicable. See the Relief Letter.

ITEM 7A  QUANTITATIVE AND QUALITATIVE DISCLOSURES ABOUT MARKET RISK

         Not applicable. See the Relief Letter.

ITEM 8.  FINANCIAL STATEMENTS AND SUPPLEMENTARY DATA

         Not applicable. See the Relief Letter.

ITEM 9.  CHANGES IN AND DISAGREEMENTS WITH ACCOUNTANTS ON ACCOUNTING AND
         FINANCIAL DISCLOSURE

         None.


<PAGE>


                                   PART III


ITEM 10. DIRECTORS AND EXECUTIVE OFFICERS OF THE REGISTRANT

         Not applicable. See the Relief Letter.

ITEM 11. EXECUTIVE COMPENSATION

         Not applicable. See the Relief Letter.

ITEM 12. SECURITY OWNERSHIP OF CERTAIN BENEFICIAL OWNERS AND MANAGEMENT

         (a) Not applicable. See the Relief Letter.

         (b) Not applicable. See the Relief Letter.

         (c) Not applicable. See the Relief Letter.

ITEM 13. CERTAIN RELATIONSHIPS AND RELATED TRANSACTIONS

         (a) Not applicable. See the Relief Letter.


<PAGE>


                                    PART IV

ITEM 14. EXHIBITS, FINANCIAL STATEMENT SCHEDULES, AND REPORTS ON FORM 8-K

                        (a) (1) Pursuant to the Pooling and Servicing
                   Agreement, the Master Servicer is required (i) to deliver
                   an annual statement as to compliance with the provisions of
                   the Pooling and Servicing Agreement and certain other
                   matters (the "Annual Statement of the Master Servicer") and
                   (ii) to cause a firm of independent public accountants to
                   deliver an annual report as to compliance with the
                   servicing provisions of the Pooling and Servicing Agreement
                   (the "Annual Report of the Firm of Accountants"). The
                   Annual Statement of the Master Servicer is attached as
                   Exhibit 99.1 to this Report. The Annual Report of the Firm
                   of Accountants is required to be delivered not later than
                   120 days after the end of the Master Servicer's fiscal
                   year. The Registrant hereby undertakes to file the Annual
                   Report of the Firm of Accountants as an Exhibit to a Form
                   10-K/A amending this Form 10-K promptly following the date
                   on which such report becomes available.

              (2)  Not applicable.

              (3)  The required exhibits are as follows:

                             Exhibit 3(i): Copy of Company's Certificate of
                   Incorporation (Filed as an Exhibit to Registration
                   Statement on Form S-3 (File No. 33-63714)).

                             Exhibit 3(ii): Copy of Company's By-laws (Filed
                   as an Exhibit to Registration Statement on Form S-3 (File
                   No. 33-53614)).

                             Exhibit 4: Pooling and Servicing Agreement (Filed
                   as part of the Registrant's Current Report on Form 8-K
                   filed on January 7, 2000).

                             Exhibit 99.1: Annual Statement of the Master
                   Servicer.



<PAGE>


              (b) Current Reports on Form 8-K filed during the last quarter
              ending December 31, 1999:


              Date of Current Report                   Item Reported
              ----------------------                   -------------
              October 25, 1999                    Monthly report sent to
                                                  certificateholders with the
                                                  October 1999 distribution

              November 25,1999                    Monthly report sent to
                                                  certificateholders with the
                                                  November 1999 distribution

              December 27, 1999                   Monthly report sent to
                                                  certificateholders with the
                                                  December 1999 distribution

              (c)      See subparagraph (a)(3) above.

              (d)      Not applicable.  See the Relief Letter.

         SUPPLEMENTAL INFORMATION TO BE FURNISHED WITH REPORTS FILED PURSUANT
TO SECTION 15(d) OF THE ACT BY REGISTRANTS WHICH HAVE NOT REGISTERED
SECURITIES PURSUANT TO SECTION 12 OF THE ACT.

         No such annual report, proxy statement, form of proxy or other
soliciting material has been sent to Certificateholders. See the Relief
Letter.


<PAGE>


                                  SIGNATURES

         Pursuant to the requirements of Section 13 or 15(d) of the Securities
Exchange Act of 1934, the Registrant has duly caused this Report to be signed
on its behalf by the undersigned, thereunto duly authorized.

                                  CWMBS, INC.,
                                  MORTGAGE PASS-THROUGH CERTIFICATES,
                                  SERIES 1999-10

                                  By:      The Bank of New York,
                                           as Trustee*


                                   By:     /s/ Courtney Bartholomew
                                           ---------------------------
                                           Name:  Courtney Bartholomew
                                           Title: Assistant Vice President

                                  Date:  March 22, 2000





_______________________

*   This Report is being filed by the Trustee on behalf of the Trust Fund. The
    Trust Fund does not have any officers or directors.



<PAGE>


                                 EXHIBIT INDEX


                                                                 Sequential
Exhibit  Document                                               Page Number
-----------------                                               -----------

3(i)     Company's Certificate of Incorporation (Filed as an
         Exhibit to Registration Statement on Form S-3 (File No.
         33-63714)) *

3(ii)    Company's By-laws (Filed as an Exhibit to Registration
         Statement on Form S-3 (File No. 33-63714)) *

4        Pooling and Servicing Agreement (Filed as part of the
         Company's Current Report on Form 8-K filed on January 7,
         2000) *

99.1     Annual Statement of the Master
         Servicer.............................................12












_________________________

*        Incorporated herein by reference.


<PAGE>





                           Exhibit 99.1
                           ------------

<PAGE>


COUNTRYWIDE HOME LOANS, INC.


                      OFFICERS' CERTIFICATE
             ANNUAL STATEMENT OF THE MASTER SERVICER


                           CWMBS, INC.
             CHL MORTGAGE PASS THROUGH TRUST 1999-10
        MORTGAGE PASS-THROUGH CERTIFICATES, SERIES 1999-10


 The undersigned do hereby certify that they are each an officer of
Countrywide Home Loans, Inc. (the "Master Servicer") and do hereby further
certify pursuant to Section 3.16 of the Pooling and Servicing Agreement for
the above-captioned Series (the "Agreement") that:

         (i) A review of the activities of the Master Servicer during the
         preceding calendar year and of the performance of the Master Servicer
         under the Agreement has been made under our supervision; and

         (ii) To the best of our knowledge, based on such review, the Master
         Servicer has fulfilled all its obligations under the Agreement
         throughout such year.

/s/ Thomas H. Boone                                  Dated: 3/22/00

THOMAS H. BOONE
MANAGING DIRECTOR,
  PORTFOLIO MANAGEMENT


/s/ David A. Spector                                 Dated: 3/22/00

DAVID A. SPECTOR
SENIOR VICE PRESIDENT