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 27, 2006


                    RESIDENTIAL ASSET SECURITIES CORPORATION,
                   on behalf of the RASC Series 2006-KS9 Trust
             (Exact name of registrant as specified in its charter)

           Delaware                   333-131209-12              51-0362653
 (State or other jurisdiction    (Commission File Number)      (IRS Employer
      of incorporation)                                     Identification No.)

    8400 Normandale Lake Boulevard, Suite 250
              Minneapolis, Minnesota                                55437
     (Address of principal executive office)                      (Zip Code)

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


                                       N/A
             (Former name or 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 communication  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))



<PAGE>




                    INFORMATION TO BE INCLUDED IN THE REPORT

SECTION 8 - OTHER EVENTS.

ITEM 8.01.     OTHER EVENTS.


On  October  27,  2006,  Residential  Asset  Securities  Corporation  caused the
issuance and sale of the Residential  Asset  Securities  Corporation Home Equity
Mortgage Asset-Backed Pass-Through Certificates,  Series 2006-KS9, pursuant to a
Pooling and Servicing Agreement, dated as of October 27, 2006, among Residential
Asset Securities Corporation, as depositor, Residential Funding Company, LLC, as
master servicer and the U.S. Bank National Association, as trustee. The mortgage
loans were sold to  Residential  Asset  Securities  Corporation  pursuant  to an
Assignment  and  Assumption  Agreement,  dated as of October 27,  2006,  between
Residential Funding Company, LLC and Residential Asset Securities Corporation.

SECTION 9 - FINANCIAL STATEMENTS AND EXHIBITS

ITEM 9.01 (D). EXHIBITS.


        (d)    Exhibits:  The following execution copies of Exhibits to the Form
               S-3 Registration Statement of the Registrant are hereby filed.

                  10.1    Pooling and Servicing  Agreement,  dated as of October
                          27,   2006,   among   Residential   Asset   Securities
                          Corporation,   as   depositor,   Residential   Funding
                          Company,   LLC,  as  master  servicer  and  U.S.  Bank
                          National Association, as trustee.

                  10.2    Assignment  and  Assumption  Agreement,  dated  as  of
                          October 27, 2006, between Residential Funding Company,
                          LLC and Residential Asset Securities Corporation.

                  10.3    Confirmation,  ISDA Master Agreement, ISDA Schedule to
                          the Master  Agreement and ISDA Credit Support Annex to
                          the Schedule to the ISDA Master  Agreement,  all dated
                          as of October 27,  2006,  between U.S.  Bank  National
                          Association,  as trustee on behalf of the RASC  Series
                          2006-KS9 Trust, and Barclays Bank PLC.

                  99.1    Mortgage Loan Schedule.



<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 hereunto duly authorized.


                               RESIDENTIAL ASSET SECURITIES CORPORATION



                               By:   /s/Joseph Orning
                               Name: Joseph Orning
                              Title: Vice President




Dated:  October 27, 2006


<PAGE>


                                  Exhibit Index


Exhibit No.                  Description

10.1 Pooling  and  Servicing  Agreement,  dated as of October  27,  2006,  among
     Residential Asset Securities Corporation, as depositor, Residential Funding
     Company,  LLC, as master  servicer and U.S. Bank National  Association,  as
     trustee.

10.2 Assignment and Assumption Agreement,  dated as of October 27, 2006, between
     Residential   Funding  Company,   LLC  and  Residential   Asset  Securities
     Corporation.

10.3 Confirmation,  ISDA Master Agreement, ISDA Schedule to the Master Agreement
     and ISDA Credit Support Annex to the Schedule to the ISDA Master Agreement,
     all dated as of October 27, 2006,  between U.S. Bank National  Association,
     as trustee on behalf of the RASC Series 2006-KS9  Trust,  and Barclays Bank
     PLC.

99.1 Mortgage Loan Schedule.
[{"type": "8-K", "sequence": "1", "filename": "ks98kpsa.txt", "secsgml_size_bytes": 5559}]
{"company-data": {"conformed-name": "RASC Series 2006-KS9 Trust", "cik": "0001377244", "assigned-sic": "6189", "state-of-incorporation": "DE", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "333-131209-12", "film-number": "061207241"}, "business-address": {"street1": "8400 NORMANDALE LAKE BLVD", "street2": "SUITE 600", "city": "MINNEAPOLIS", "state": "MN", "zip": "55437", "phone": "9528327000"}, "mail-address": {"street1": "8400 NORMANDALE BLVD STE 6", "street2": "8400 NORMANDALE BLVD STE 6", "city": "MINNEAPOLIS", "state": "MN", "zip": "55437"}}
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 27, 2006

                    RESIDENTIAL ASSET SECURITIES CORPORATION,
                   on behalf of the RASC Series 2006-KS9 Trust
             (Exact name of registrant as specified in its charter)

           Delaware                   333-131209-12              51-0362653
 (State or other jurisdiction    (Commission File Number)      (IRS Employer
      of incorporation)                                     Identification No.)

    8400 Normandale Lake Boulevard, Suite 250
              Minneapolis, Minnesota                                55437
     (Address of principal executive office)                      (Zip Code)

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

                                       N/A
             (Former name or 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 communication  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))
INFORMATION TO BE INCLUDED IN THE REPORT

SECTION 8 - OTHER EVENTS.

ITEM 8.01.     OTHER EVENTS.

On  October  27,  2006,  Residential  Asset  Securities  Corporation  caused the
issuance and sale of the Residential  Asset  Securities  Corporation Home Equity
Mortgage Asset-Backed Pass-Through Certificates,  Series 2006-KS9, pursuant to a
Pooling and Servicing Agreement, dated as of October 27, 2006, among Residential
Asset Securities Corporation, as depositor, Residential Funding Company, LLC, as
master servicer and the U.S. Bank National Association, as trustee. The mortgage
loans were sold to  Residential  Asset  Securities  Corporation  pursuant  to an
Assignment  and  Assumption  Agreement,  dated as of October 27,  2006,  between
Residential Funding Company, LLC and Residential Asset Securities Corporation.

SECTION 9 - FINANCIAL STATEMENTS AND EXHIBITS

ITEM 9.01 (D). EXHIBITS.

        (d)    Exhibits:  The following execution copies of Exhibits to the Form
               S-3 Registration Statement of the Registrant are hereby filed.

                  10.1    Pooling and Servicing  Agreement,  dated as of October
                          27,   2006,   among   Residential   Asset   Securities
                          Corporation,   as   depositor,   Residential   Funding
                          Company,   LLC,  as  master  servicer  and  U.S.  Bank
                          National Association, as trustee.

                  10.2    Assignment  and  Assumption  Agreement,  dated  as  of
                          October 27, 2006, between Residential Funding Company,
                          LLC and Residential Asset Securities Corporation.

                  10.3    Confirmation,  ISDA Master Agreement, ISDA Schedule to
                          the Master  Agreement and ISDA Credit Support Annex to
                          the Schedule to the ISDA Master  Agreement,  all dated
                          as of October 27,  2006,  between U.S.  Bank  National
                          Association,  as trustee on behalf of the RASC  Series
                          2006-KS9 Trust, and Barclays Bank PLC.

                  99.1    Mortgage Loan Schedule.
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.

                               RESIDENTIAL ASSET SECURITIES CORPORATION

                               By:   /s/Joseph Orning
                               Name: Joseph Orning
                              Title: Vice President

Dated:  October 27, 2006
Exhibit Index

Exhibit No.                  Description

10.1 Pooling  and  Servicing  Agreement,  dated as of October  27,  2006,  among
     Residential Asset Securities Corporation, as depositor, Residential Funding
     Company,  LLC, as master  servicer and U.S. Bank National  Association,  as
     trustee.

10.2 Assignment and Assumption Agreement,  dated as of October 27, 2006, between
     Residential   Funding  Company,   LLC  and  Residential   Asset  Securities
     Corporation.

10.3 Confirmation,  ISDA Master Agreement, ISDA Schedule to the Master Agreement
     and ISDA Credit Support Annex to the Schedule to the ISDA Master Agreement,
     all dated as of October 27, 2006,  between U.S. Bank National  Association,
     as trustee on behalf of the RASC Series 2006-KS9  Trust,  and Barclays Bank
     PLC.

99.1 Mortgage Loan Schedule.