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): October 6, 2009


                  WNC HOUSING TAX CREDITS FUND IV, L.P.-SERIES 1
             (Exact name of registrant as specified in its charter)


     California                    0-26048                   33-0563307
 (State or other jurisdiction    (Commission               (IRS Employer
  of incorporation)              File Number)            Identification No.)

            17782 Sky Park Circle, Irvine, California        92614
           (Address of principal executive offices)        (Zip Code)

Registrant's telephone number, including area code: (714) 662-5565

                                       N/A
          (Former name or former address, if changed since last report)

Check  the  appropriate  box  below  if the  Form  8-K  filing  is  intended  to
simultaneously  satisfy the filing obligation of the registrant under any of the
following provisions (see General Instruction A.2. below):

[ ] Written  communications  pursuant to Rule 425 under the  Securities Act ( 17
CFR 230.425)

[ ] Soliciting  material pursuant to Rule 14a-12 under the Exchange Act ( 17 CFR
240.14a-12)

[ ] 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))




Item 5.02  Departure of Directors or Certain  Officers;  Election of  Directors;
Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

(b) and (c) As of  October 6,  2009,  Thomas J. Riha,  the  principal  financial
officer and  principal  accounting  officer of the  registrant,  and Senior Vice
President - Chief Financial Officer of WNC & Associates, Inc. and certain of its
affiliates,  resigned from those positions and assumed the office of Senior Vice
President  - Asset  Management  of WNC &  Associates,  Inc.  and  certain of its
affiliates. As of October 6, 2009, Melanie Wenk assumed the offices of principal
financial officer and principal  accounting  officer of the registrant,  and the
office of Vice President - Chief Financial Officer of WNC & Associates, Inc. and
certain of its affiliates.




                                   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.

                  WNC HOUSING TAX CREDITS FUND IV, L.P.-SERIES 1

Date: October 09, 2009    By:  WNC Tax Credit Partners IV, L.P., General Partner

                              By:      WNC & Associates, Inc., General Partner




                              By:     /s/ THOMAS J. RIHA
                                      -------------------
                                      Thomas J. Riha,
                                      Senior Vice President - Asset Management
                                      of WNC & Associates, Inc.