THE 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) March 30, 2005

RESIDENTIAL  FUNDING MORTGAGE SECURITIES I, INC. (as company under a Pooling and
Servicing  Agreement,  dated as of March 1, 2005, providing for, inter alia, the
issuance of Mortgage Pass-Through Certificates, Series 2005-S3)

                 Residential Funding Mortgage Securities I, Inc.
             (Exact name of registrant as specified in its charter)

            DELAWARE                 333-106093-19              75-2006294
----------------------------           ----------              ----------
(State or Other Jurisdiction          (Commission            (I.R.S. Employer
of Incorporation)                     File Number)          Identification No.)

8400 Normandale Bake Blvd.
Suite 250
Minneapolis, Minnesota                                    55437
(Address of Principal Executive Offices)               (Zip Code)

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



<PAGE>


Item 5.  Other Events.

               On March 30, 2005,  Residential  Funding  Mortgage  Securities I,
Inc.  caused the  issuance and sale of the  Mortgage  Pass-Through  Certificates
Series  2005-S3,  pursuant to the Pooling and Servicing  Agreement,  dated as of
March 1, 2005,  among  Residential  Funding  Mortgage  Securities  I,  Inc.,  as
company,  Residential  Funding  Corporation,  as master  servicer and U.S.  Bank
National Association, as Trustee.

Item 7. Financial Statements, Pro Forma Financial Information and Exhibits.

               (a) Not applicable

               (b) Not applicable

               (c) Exhibits:

               10.1  Series  Supplement,  dated  as of  March  1,  2005,  to the
Standard Terms of Pooling and Servicing Agreement, dated as of December 1, 2004,
among Residential Funding Mortgage  Securities I, Inc., as company,  Residential
Funding Corporation,  as master servicer and U.S. Bank National Association,  as
trustee.



<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 I,INC.

                                  By:    /s/ Heather Anderson
                                  Name:  Heather Anderson
                                  Title: Vice President
Dated: April 13 , 2005



<PAGE>
[{"type": "8-K", "sequence": "1", "filename": "s38kss.txt", "description": "2005 S3", "secsgml_size_bytes": 2851}]
{"company-data": {"conformed-name": "RFMSI Series 2005-S3 Trust", "cik": "0001321950", "assigned-sic": "6189", "state-of-incorporation": "DE", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "333-106093-19", "film-number": "05748485"}, "business-address": {"street1": "8400 NORMANDALE LAKE BLVD", "street2": "SUITE 250", "city": "MINNEAPOLIS", "state": "MN", "zip": "55437", "phone": "9528327000"}, "mail-address": {"street1": "8400 NORMANDALE LAKE BLVD", "city": "MINNEAPOLIS", "state": "MN", "zip": "55437"}}
THE 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) March 30, 2005

RESIDENTIAL  FUNDING MORTGAGE SECURITIES I, INC. (as company under a Pooling and
Servicing  Agreement,  dated as of March 1, 2005, providing for, inter alia, the
issuance of Mortgage Pass-Through Certificates, Series 2005-S3)

                 Residential Funding Mortgage Securities I, Inc.
             (Exact name of registrant as specified in its charter)

            DELAWARE                 333-106093-19              75-2006294
----------------------------           ----------              ----------
(State or Other Jurisdiction          (Commission            (I.R.S. Employer
of Incorporation)                     File Number)          Identification No.)

8400 Normandale Bake Blvd.
Suite 250
Minneapolis, Minnesota                                    55437
(Address of Principal Executive Offices)               (Zip Code)

Registrant's telephone number, including area code, is (952) 857-7000
Item 5.  Other Events.

               On March 30, 2005,  Residential  Funding  Mortgage  Securities I,
Inc.  caused the  issuance and sale of the  Mortgage  Pass-Through  Certificates
Series  2005-S3,  pursuant to the Pooling and Servicing  Agreement,  dated as of
March 1, 2005,  among  Residential  Funding  Mortgage  Securities  I,  Inc.,  as
company,  Residential  Funding  Corporation,  as master  servicer and U.S.  Bank
National Association, as Trustee.

Item 7. Financial Statements, Pro Forma Financial Information and Exhibits.

               (a) Not applicable

               (b) Not applicable

               (c) Exhibits:

               10.1  Series  Supplement,  dated  as of  March  1,  2005,  to the
Standard Terms of Pooling and Servicing Agreement, dated as of December 1, 2004,
among Residential Funding Mortgage  Securities I, Inc., as company,  Residential
Funding Corporation,  as master servicer and U.S. Bank National Association,  as
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 thereunto duly authorized.

                                  RESIDENTIAL FUNDING MORTGAGE SECURITIES I,INC.

                                  By:    /s/ Heather Anderson
                                  Name:  Heather Anderson
                                  Title: Vice President
Dated: April 13 , 2005