UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

________________

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the

Securities Exchange Act of 1934

Date of Report (Date of earliest Event

Reported): ~~August~~November 302, 2007

CHL Mortgage Pass-Through Trust 2007-17

(Exact name of the issuing entity)

Commission File Number of the issuing entity: 333-140958-16

CWMBS, Inc.

(Exact name of the depositor as specified in its charter)

Commission File Number of the depositor: 333-140958

Countrywide Home Loans, Inc.

(Exact name of the sponsor as specified in its charter)

Delaware	95-4449516
(State or Other Jurisdiction	(I.R.S. Employer
of Incorporation of the depositor)	Identification No. of the depositor)
4500 Park Granada	91302
Calabasas, California	(Zip Code)
(Address of Principal
Executive Offices of the depositor)

4500 Park Granada
Calabasas, California	91302
(Address of Principal	(Zip Code)
Executive Offices of the depositor)

The depositor’s telephone number, including area code (818) 225-3000

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any following provisions:

[ ] Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) [ ] Soliciting material pursuant to Rule 14a-12(b) under the Exchange Act (17 CFR 240.14a-12(b)) [ ] Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) [ ] Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

~~[ ] Soliciting~~Section ~~material pursuant to Rule 14a-12(b) under the Exchange Act (17 CFR~~7 Regulation ~~240.14a-12(b))~~FD

~~[ ]~~ Item ~~Pre-commencement~~ ~~communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR~~7.01 Regulation ~~240~~FD Disclosure.~~14d-2(b))~~

[ The ] loan ~~Pre-commencement~~ level data tape attached hereto as Exhibit 99.1 describes certain ~~communications~~characteristics ~~pursuant~~of each Mortgage Loan, including each Mortgage Loan’s principal balance as of October 1, 2007. Capitalized terms used but not defined herein have the meanings assigned to them in the prospectus supplement filed with the Securities and Exchange Commission under Rule ~~13e-4~~424(cb)(5) under the ~~Exchange~~ Securities Act ~~(17CFR~~ ~~240.13e-~~of 1933 on September 4~~(c))~~, 2007.

Section 8. Other Events.

Item 8.01. Other Events.

On August 30, 2007, CWMBS, Inc. (the “Company”) entered into a Pooling and Servicing Agreement dated as of August 1, 2007 (the “Pooling and Servicing Agreement”), by and among the Company, as depositor, Countrywide Home Loans Inc., as a seller (“CHL”), Park Granada LLC, as a seller (“Park Granada”), Park Monaco, Inc., as a seller (“Park Monaco”), Park Sienna LLC, as a seller (“Park Sienna” and, together with CHL, Park Granada and Park Monaco, the “Sellers”), Countrywide Home Loans Servicing LP, as master servicer (the “Master Servicer”), and The Bank of New York, as trustee (the “Trustee”), providing for the issuance of the CHL Mortgage Pass-Through Trust 2007-17, Mortgage Pass-Through Certificates, Series 2007-17. The Pooling and Servicing Agreement is annexed hereto as Exhibit 99.1.

Section 9. Financial Statements and Exhibits.

Item 9.01. Financial Statements and Exhibits.

(a) ~~Financial~~Not ~~statements~~applicable. of(b) ~~business~~Not ~~acquired~~applicable. (c) Exhibits:

Not applicable.

	Exhibit No.	Description

	99.1	Characteristics of the Mortgage Loans

~~(b) Pro forma financial information.~~Signatures

Not applicable.

99.1. Pooling and Servicing Agreement, dated as of August 1, 2007, by and among the Company, the Sellers, the Master Servicer and the Trustee.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

CWMBS, INC. ~~By: /s/ Darren Bigby~~

By: /s/ Darren Bigby ~~Vice President~~

~~Dated~~Name: ~~September~~ ~~20,~~Darren ~~2007~~Bigby

3Title: Executive Vice President

Dated: November 7, 2007

Exhibit Index

Exhibit Page

	Exhibit No.	Description

	99.1	Characteristics of the Mortgage Loans

99.1. Pooling and Servicing Agreement, dated as of August 1, 2007, by and

among the Company, the Sellers, the Master Servicer and the Trustee. 5

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