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) July 21, 2006



                RESIDENTIAL FUNDING MORTGAGE SECURITIES II, INC.
             (EXACT NAME OF REGISTRANT AS SPECIFIED IN ITS CHARTER)

         DELAWARE                 333-131196-04               41-1808858
 ------------------------------------------------------------------------
 (STATE OR OTHER JURISDICTION     (COMMISSION)             (I.R.S. EMPLOYER
     OF INCORPORATION)            FILE NUMBER)            IDENTIFICATION NO.)

          8400 Normandale Lake Blvd., Suite 250, Minneapolis, MN 55437
               (ADDRESS OF PRINCIPAL EXECUTIVE OFFICES) (ZIP CODE)

        Registrant's telephone number, including area code (952) 857-7000

          (FORMER NAME OR FORMER ADDRESS, IF CHANGED SINCE LAST REPORT)

                         Exhibit Index located on Page 4

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 .

[ ] 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))



<PAGE>


Item 8.01. Other Events.

        The  consolidated  balance  sheets of MBIA  Insurance  Corporation as of
December  31,  2005  and  2004,  and  the  related  consolidated  statements  of
operations,  changes  in  shareholders'  equity,  and cash flows for each of the
three years in the period ended  December 31, 2005, are hereby  incorporated  by
reference in the prospectus  supplement and shall be deemed a part thereof,  and
have been so incorporated in the prospectus supplement in reliance on the report
of PricewaterhouseCoopers LLP, an independent registered public accounting firm,
given on the authority of that firm as experts in accounting and auditing.

        Any statement  contained in a document  incorporated  in the  prospectus
supplement by reference  shall be modified or superseded for the purposes of the
prospectus supplement to the extent that a statement contained in the prospectus
supplement  by  reference  also  modifies  or  supersedes  such  statement.  Any
statement so modified or superseded  shall not be deemed,  except as so modified
or superseded, to constitute a part of the prospectus supplement.


Item 9.01(d).     Financial Statements and Exhibits.

(a) Not applicable

(b) Not applicable

(c) Not applicable

(d) Exhibits:



Exhibit
Number             Description

23.1           Consent of Independent Registered Public Accounting Firm



<PAGE>


                                   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 thereunto duly authorized.

                            RESIDENTIAL FUNDING MORTGAGE SECURITIES II, INC.


                            By:        /s/Heather Anderson
                               ----------------------------------------
                               Name:   Heather Anderson
                               Title:  Vice President


Dated:  July 21, 2006


<PAGE>


                                  EXHIBIT INDEX

EXHIBIT NO.           DESCRIPTION

23.1           Consent of Independent Registered Public Accounting Firm


<PAGE>


                                                               Exhibit 23.1

            CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

    We hereby  consent  to the  incorporation  by  reference  in the  Prospectus
    Supplement  as  a  part  of  the  Registration  Statement  on  Form  S-3  of
    Residential  Funding  Mortgage  Securities  II,  Inc.,  relating to the Home
    Equity Loan Trust 2006-HSA4,  comprising part of the Registration  Statement
    (No. 333-131196) of Residential Funding Mortgage Securities II, Inc., of our
    report dated March 8, 2006, relating to the financial statements,  financial
    statement  schedules,   management's  assessment  of  the  effectiveness  of
    internal control over financial  reporting and the effectiveness of internal
    control over  financial  reporting,  which report  appears in Item 8 of MBIA
    Inc.'s Form 10-K for the year ended  December 31,  2005.  We also consent to
    the  incorporation by reference of our report dated March 8, 2006,  relating
    to the  consolidated  financial  statements of MBIA  Insurance  Corporation,
    which is  included in Exhibit 99 of MBIA Inc.'s Form 10-K for the year ended
    December 31, 2005.  We also consent to the reference to us under the heading
    "Experts" in such Prospectus Supplement.




                                                  /s/PricewaterhouseCoopers LLP

New York, New York
July 21, 2006
[{"type": "8-K", "sequence": "1", "filename": "hsa48kacfrev.txt", "secsgml_size_bytes": 5379}]
{"company-data": {"conformed-name": "Home Equity Loan Trust 2006-HSA4", "cik": "0001369504", "assigned-sic": "6189", "irs-number": "411808858", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "333-131196-04", "film-number": "06973729"}, "business-address": {"street1": "8400 NORMANDALE LAKE BLVD", "street2": "SUITE 600", "city": "MINNEAPOLIS", "state": "MN", "zip": "55437", "phone": "9528327000"}, "mail-address": {"street1": "8400 NORMANDALE LAKE BLVD", "city": "MINNEAPOLIS", "state": "MN", "zip": "55437"}, "former-company": {"former-conformed-name": "Home Equity Trust 2006-HSA4", "date-changed": "20060719"}}
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) July 21, 2006

                RESIDENTIAL FUNDING MORTGAGE SECURITIES II, INC.
             (EXACT NAME OF REGISTRANT AS SPECIFIED IN ITS CHARTER)

         DELAWARE                 333-131196-04               41-1808858
 ------------------------------------------------------------------------
 (STATE OR OTHER JURISDICTION     (COMMISSION)             (I.R.S. EMPLOYER
     OF INCORPORATION)            FILE NUMBER)            IDENTIFICATION NO.)

          8400 Normandale Lake Blvd., Suite 250, Minneapolis, MN 55437
               (ADDRESS OF PRINCIPAL EXECUTIVE OFFICES) (ZIP CODE)

        Registrant's telephone number, including area code (952) 857-7000

          (FORMER NAME OR FORMER ADDRESS, IF CHANGED SINCE LAST REPORT)

                         Exhibit Index located on Page 4

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 .

[ ] 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))
Item 8.01. Other Events.

        The  consolidated  balance  sheets of MBIA  Insurance  Corporation as of
December  31,  2005  and  2004,  and  the  related  consolidated  statements  of
operations,  changes  in  shareholders'  equity,  and cash flows for each of the
three years in the period ended  December 31, 2005, are hereby  incorporated  by
reference in the prospectus  supplement and shall be deemed a part thereof,  and
have been so incorporated in the prospectus supplement in reliance on the report
of PricewaterhouseCoopers LLP, an independent registered public accounting firm,
given on the authority of that firm as experts in accounting and auditing.

        Any statement  contained in a document  incorporated  in the  prospectus
supplement by reference  shall be modified or superseded for the purposes of the
prospectus supplement to the extent that a statement contained in the prospectus
supplement  by  reference  also  modifies  or  supersedes  such  statement.  Any
statement so modified or superseded  shall not be deemed,  except as so modified
or superseded, to constitute a part of the prospectus supplement.

Item 9.01(d).     Financial Statements and Exhibits.

(a) Not applicable

(b) Not applicable

(c) Not applicable

(d) Exhibits:

Exhibit
Number             Description

23.1           Consent of Independent Registered Public Accounting Firm
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 thereunto duly authorized.

                            RESIDENTIAL FUNDING MORTGAGE SECURITIES II, INC.

                            By:        /s/Heather Anderson
                               ----------------------------------------
                               Name:   Heather Anderson
                               Title:  Vice President

Dated:  July 21, 2006
EXHIBIT INDEX

EXHIBIT NO.           DESCRIPTION

23.1           Consent of Independent Registered Public Accounting Firm
Exhibit 23.1

            CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

    We hereby  consent  to the  incorporation  by  reference  in the  Prospectus
    Supplement  as  a  part  of  the  Registration  Statement  on  Form  S-3  of
    Residential  Funding  Mortgage  Securities  II,  Inc.,  relating to the Home
    Equity Loan Trust 2006-HSA4,  comprising part of the Registration  Statement
    (No. 333-131196) of Residential Funding Mortgage Securities II, Inc., of our
    report dated March 8, 2006, relating to the financial statements,  financial
    statement  schedules,   management's  assessment  of  the  effectiveness  of
    internal control over financial  reporting and the effectiveness of internal
    control over  financial  reporting,  which report  appears in Item 8 of MBIA
    Inc.'s Form 10-K for the year ended  December 31,  2005.  We also consent to
    the  incorporation by reference of our report dated March 8, 2006,  relating
    to the  consolidated  financial  statements of MBIA  Insurance  Corporation,
    which is  included in Exhibit 99 of MBIA Inc.'s Form 10-K for the year ended
    December 31, 2005.  We also consent to the reference to us under the heading
    "Experts" in such Prospectus Supplement.

                                                  /s/PricewaterhouseCoopers LLP

New York, New York
July 21, 2006