Document:

<PAGE>

                                                                EXHIBIT 10.23(j)

                              AMENDMENT NUMBER TEN
                                     to the
                           Master Repurchase Agreement
                            dated as of May 30, 2002
                                 by and between
              NEW CENTURY FUNDING SB-1, a Delaware statutory trust
                                       and
                      CITIGROUP GLOBAL MARKETS REALTY CORP.
                 (as successor to SALOMON BROTHERS REALTY CORP.)

        This AMENDMENT NUMBER TEN (this "Amendment Number Ten") is made this 1st
day of June, 2005, by and among NEW CENTURY FUNDING SB-1, a Delaware statutory
trust, having an address at c/o Christiana Bank & Trust Company, 1314 King
Street, Wilmington, Delaware, 19801 ("NC SB-1") and CITIGROUP GLOBAL MARKETS
REALTY CORP. (as successor to Salomon Brothers Realty Corp.), having an address
at 390 Greenwich Street, New York, New York 10013 (the "Buyer") to the Master
Repurchase Agreement, dated as of May 30, 2002, between NC SB-1 and the Buyer,
as amended (the "Agreement").

                                    RECITALS

        WHEREAS, Buyer and NC SB-1 have agreed to amend the Agreement to extend
the termination date thereof; and

        WHEREAS, as of the date of this Amendment Number Ten, NC SB-1 represents
to the Buyer that it is in compliance with all of the representations and
warranties and all of the affirmative and negative covenants set forth in the
Agreement and not in default under the Agreement.

        NOW THEREFORE, for good and valuable consideration, the receipt and
sufficiency of which are hereby acknowledged, and of the mutual covenants herein
contained, the parties hereto hereby agree as follows:

        SECTION 1. Effective as of June 1, 2005, Section 27 of the Agreement
shall be amended by substituting "September 30, 2005" for "June 30, 2005" in
clause (i) thereof.

        SECTION 2. Representations. In order to induce the Buyer to execute and
deliver this Amendment Number Ten, the Seller hereby represents to the Buyer
that as of the date hereof, after giving effect to this Amendment Number Ten,
the Seller is in full compliance with all of the terms and conditions of the
Agreement and the Letter Agreement and no Default, Event of Default or Material
Adverse Change has occurred under the Agreement.

        SECTION 3. Fees and Expenses. Seller agrees to pay to Buyer all fees and
out of pocket expenses incurred by Buyer in connection with this Amendment
Number Ten

<PAGE>

and all other related documentation (including all reasonable fees and out of
pocket costs and expenses of Buyer's legal counsel incurred in connection with
the foregoing documents), in accordance with Section 22 of the Agreement.

        SECTION 4. Defined Terms. Any terms capitalized but not otherwise
defined herein shall have the respective meanings set forth in the Master
Repurchase Agreement.

        SECTION 5. Limited Effect. This Amendment Number Ten shall become
effective upon the execution hereof by the parties hereto. Except as expressly
amended and modified by this Amendment Number Ten, the Master Repurchase
Agreement shall continue in full force and effect in accordance with its terms.
Reference to this Amendment Number Ten need not be made in the Master Repurchase
Agreement or any other instrument or document executed in connection therewith,
or in any certificate, letter or communication issued or made pursuant to, or
with respect to, the Master Repurchase Agreement, any reference in any of such
items to the Master Repurchase Agreement being sufficient to refer to the Master
Repurchase Agreement as amended hereby.

        SECTION 6. GOVERNING LAW. THIS AMENDMENT NUMBER TEN SHALL BE CONSTRUED
IN ACCORDANCE WITH THE LAWS OF THE STATE OF NEW YORK AND THE OBLIGATIONS,
RIGHTS, AND REMEDIES OF THE PARTIES HEREUNDER SHALL BE DETERMINED IN ACCORDANCE
WITH SUCH LAWS WITHOUT REGARD TO CONFLICT OF LAWS DOCTRINE APPLIED IN SUCH STATE
(OTHER THAN SECTIONS 5-1401 and 5-1402 OF THE NEW YORK GENERAL OBLIGATIONS LAW).

        SECTION 7. Counterparts. This Amendment Number Ten may be executed by
each of the parties hereto on any number of separate counterparts, each of which
shall be an original and all of which taken together shall constitute one and
the same instrument.

                            [Signature Page Follows]

<PAGE>

        IN WITNESS WHEREOF, the Buyer and the Seller have caused this Amendment
Number Ten to be executed and delivered by their duly authorized officers as of
the day and year first above written.

                             NEW CENTURY FUNDING SB-1

                             By: Christiana Bank & Trust Company, not in
                             its individual capacity but solely as owner trustee

                             By: /s/ James M. Young
                                 ---------------------------------------
                             Name: James M. Young
                                   -------------------------------------
                             Title: Assistant Vice President
                                   -------------------------------------

                             CITIGROUP GLOBAL MARKETS REALTY CORP.

                             By: /s/ James Xanthos
                                 ---------------------------------------
                             Name: James Xanthos
                                   -------------------------------------
                             Title: Authorized Signer
                                    ------------------------------------

        Each of the undersigned Guarantors under the Guaranty and Pledge
Agreement dated as of May 30, 2002, as amended, hereby acknowledges and agrees
to the amendments and modifications to the Master Repurchase Agreement made
pursuant to this Amendment Number Ten.

NEW CENTURY MORTGAGE CORPORATION

By: /s/ Kevin Cloyd
    --------------------------------
Name:   Kevin Cloyd
        ----------------------------
Title: Executive Vice President
       -----------------------------

NEW CENTURY FINANCIAL CORPORATION
(f/k/a New Century REIT, Inc.)

By: /s/ Kevin Cloyd
    --------------------------------
Name:   Kevin Cloyd
        ----------------------------
Title: Executive Vice President
       -----------------------------

By: /s/ Patrick Flanagan
    --------------------------------
Name:   Patrick Flanagan
        ----------------------------
Title: Executive Vice President
       -----------------------------<PAGE>

                                                                EXHIBIT 10.23(l)

                             AMENDMENT NUMBER TWELVE
                                     to the
                           Master Repurchase Agreement
                            dated as of May 30, 2002
                                 by and between
              NEW CENTURY FUNDING SB-1, a Delaware statutory trust
                                       and
                      CITIGROUP GLOBAL MARKETS REALTY CORP.
                 (as successor to SALOMON BROTHERS REALTY CORP.)

        This AMENDMENT NUMBER TWELVE (this "Amendment Number Twelve") is made
this 28th day of December, 2005, by and among NEW CENTURY FUNDING SB-1, a
Delaware statutory trust, having an address at c/o Christiana Bank & Trust
Company, 1314 King Street, Wilmington, Delaware, 19801 ("NC SB-1") and CITIGROUP
GLOBAL MARKETS REALTY CORP. (as successor to Salomon Brothers Realty Corp.),
having an address at 390 Greenwich Street, New York, New York 10013 (the
"Buyer") to the Master Repurchase Agreement, dated as of May 30, 2002, between
NC SB-1 and the Buyer, as amended (the "Agreement").

                                    RECITALS

        WHEREAS, Buyer and NC SB-1 have agreed to amend the Agreement to extend
the termination date thereof; and

        WHEREAS, as of the date of this Amendment Number Twelve, NC SB-1
represents to the Buyer that it is in compliance with all of the representations
and warranties and all of the affirmative and negative covenants set forth in
the Agreement and not in default under the Agreement.

        NOW THEREFORE, for good and valuable consideration, the receipt and
sufficiency of which are hereby acknowledged, and of the mutual covenants herein
contained, the parties hereto hereby agree as follows:

        SECTION 1. Effective as of December 29, 2005, Section 27 of the
Agreement shall be amended by substituting "January 31, 2006" for "December 29,
2005" in clause (i) thereof.

        SECTION 2. Representations. In order to induce the Buyer to execute and
deliver this Amendment Number Twelve, the Seller hereby represents to the Buyer
that as of the date hereof, after giving effect to this Amendment Number Twelve,
the Seller is in full compliance with all of the terms and conditions of the
Agreement and the Letter Agreement and no Default, Event of Default or Material
Adverse Change has occurred under the Agreement.

<PAGE>

        SECTION 3. Fees and Expenses. Seller agrees to pay to Buyer all fees and
out of pocket expenses incurred by Buyer in connection with this Amendment
Number Twelve and all other related documentation (including all reasonable fees
and out of pocket costs and expenses of Buyer's legal counsel incurred in
connection with the foregoing documents), in accordance with Section 22 of the
Agreement.

        SECTION 4. Defined Terms. Any terms capitalized but not otherwise
defined herein shall have the respective meanings set forth in the Master
Repurchase Agreement.

        SECTION 5. Limited Effect. This Amendment Number Twelve shall become
effective upon the execution hereof by the parties hereto. Except as expressly
amended and modified by this Amendment Number Twelve, the Master Repurchase
Agreement shall continue in full force and effect in accordance with its terms.
Reference to this Amendment Number Twelve need not be made in the Master
Repurchase Agreement or any other instrument or document executed in connection
therewith, or in any certificate, letter or communication issued or made
pursuant to, or with respect to, the Master Repurchase Agreement, any reference
in any of such items to the Master Repurchase Agreement being sufficient to
refer to the Master Repurchase Agreement as amended hereby.

        SECTION 6. GOVERNING LAW. THIS AMENDMENT NUMBER TWELVE SHALL BE
CONSTRUED IN ACCORDANCE WITH THE LAWS OF THE STATE OF NEW YORK AND THE
OBLIGATIONS, RIGHTS, AND REMEDIES OF THE PARTIES HEREUNDER SHALL BE DETERMINED
IN ACCORDANCE WITH SUCH LAWS WITHOUT REGARD TO CONFLICT OF LAWS DOCTRINE APPLIED
IN SUCH STATE (OTHER THAN SECTIONS 5-1401 and 5-1402 OF THE NEW YORK GENERAL
OBLIGATIONS LAW).

        SECTION 7. Counterparts. This Amendment Number Twelve may be executed by
each of the parties hereto on any number of separate counterparts, each of which
shall be an original and all of which taken together shall constitute one and
the same instrument.

                            [Signature Page Follows]

<PAGE>

        IN WITNESS WHEREOF, the Buyer and the Seller have caused this Amendment
Number Twelve to be executed and delivered by their duly authorized officers as
of the day and year first above written.

                             NEW CENTURY FUNDING SB-1

                             By: Christiana Bank & Trust Company, not in
                             its individual capacity but solely as owner trustee

                             By: /s/ James M. Young
                                 ---------------------------------------
                             Name: James M. Young
                                   -------------------------------------
                             Title: Assistant Vice President
                                   -------------------------------------

                             CITIGROUP GLOBAL MARKETS REALTY CORP.

                             By: /s/ James Xanthos
                                 ---------------------------------------
                             Name: James Xanthos
                                   -------------------------------------
                             Title: Authorized Signer
                                    ------------------------------------

        Each of the undersigned Guarantors under the Guaranty and Pledge
Agreement dated as of May 30, 2002, as amended, hereby acknowledges and agrees
to the amendments and modifications to the Master Repurchase Agreement made
pursuant to this Amendment Number Ten.

NEW CENTURY MORTGAGE CORPORATION

By: /s/ Kevin Cloyd
    --------------------------------
Name:   Kevin Cloyd
        ----------------------------
Title: Executive Vice President
       -----------------------------

NEW CENTURY FINANCIAL CORPORATION
(f/k/a New Century REIT, Inc.)

By: /s/ Kevin Cloyd
    --------------------------------
Name:   Kevin Cloyd
        ----------------------------
Title: Executive Vice President
       -----------------------------

By: /s/ Edward F. Gotschall
    --------------------------------
Name:   Edward F. Gotschall
        ----------------------------
Title: Vice Chairman - Finance
       -----------------------------

Source: [{"source": "alea-institute/alea-institute/kl3m-data-edgar-agreements/train-00099-of-00352.parquet"}, [{"source": "alea-institute/alea-institute/kl3m-data-edgar-agreements/train-00099-of-00352.parquet"}]]