Exhibit No. 4


                                                                  EXECUTION COPY

                                    AMENDMENT NO. 2 dated as of December 19,
                           2005 (the "Amendment") to the Amended and Restated
                           Pooling and Servicing Agreement dated as of October
                           5, 2001, among CITIBANK (SOUTH DAKOTA), NATIONAL
                           ASSOCIATION, a national banking association, as
                           Seller and Servicer ("Citibank (South Dakota)"),
                           CITIBANK (NEVADA), NATIONAL ASSOCIATION, a national
                           banking association, as Seller ("Citibank (Nevada)"
                           and together with Citibank (South Dakota), the
                           "Banks"), and DEUTSCHE BANK TRUST COMPANY AMERICAS,
                           as trustee (the "Trustee"), as such Agreement has
                           been amended and supplemented prior to the date
                           hereof (the "Agreement").

          The parties hereto hereby agree as follows:

          1. Capitalized Terms. Capitalized terms used but not otherwise defined
herein shall have the meanings ascribed to such terms in the Agreement.

          2. Governing Law. Section 13.04 of the Agreement is hereby amended and
restated in its entirety as follows:

                   "Section 13.04. GOVERNING LAW. THIS AGREEMENT SHALL BE
CONSTRUED IN ACCORDANCE WITH THE LAWS OF THE STATE OF NEW YORK, WITHOUT
REFERENCE TO ITS CONFLICT OF LAW PROVISIONS, AND THE OBLIGATIONS, RIGHTS AND
REMEDIES OF THE PARTIES HEREUNDER SHALL BE DETERMINED IN ACCORDANCE WITH SUCH
LAWS; PROVIDED, HOWEVER, ANY SALE OF RECEIVABLES BY CITIBANK (NEVADA) TO THE
TRUSTEE ON BEHALF OF THE TRUST PURSUANT TO SECTION 2.01 OR SECTION 2.09 SHALL BE
CONSTRUED IN ACCORDANCE WITH THE LAWS OF THE STATE OF NEVADA, INCLUDING THE
ASSET-BACKED SECURITIES FACILITATION ACT, 2005 STAT. NEV. 2207-2208, AND WITHOUT
REFERENCE TO ITS CONFLICT OF LAW PROVISIONS, AND THE OBLIGATIONS, RIGHTS AND
REMEDIES OF THE PARTIES HEREUNDER RELATING TO ANY SUCH SALE SHALL BE DETERMINED
IN ACCORDANCE WITH SUCH LAWS; AND PROVIDED FURTHER, ANY SALE OF RECEIVABLES BY
CITIBANK (SOUTH DAKOTA) TO THE TRUSTEE ON BEHALF OF THE TRUST PURSUANT TO
SECTION 2.01 OR SECTION 2.09 SHALL BE CONSTRUED IN ACCORDANCE WITH THE LAWS OF
THE STATE OF SOUTH DAKOTA, INCLUDING TITLE 54, CHAPTER 1, SECTIONS 9 AND 10 OF
THE SOUTH DAKOTA CODIFIED LAWS AND WITHOUT REFERENCE TO ITS CONFLICT OF LAW
PROVISIONS, AND THE OBLIGATIONS, RIGHTS AND REMEDIES OF THE PARTIES HEREUNDER
RELATING TO ANY SUCH SALE SHALL BE DETERMINED IN ACCORDANCE WITH SUCH LAWS."




          3. Securitization. A new Section 13.21 is hereby added to the
Agreement as follows:

                   "Section 13.21. Intent of Parties Concerning Receivables Sold
by Citibank (Nevada). Each of the parties hereto hereby agrees that with respect
to any Receivables or other property, assets or rights purported to be
transferred, in whole or in part, by Citibank (Nevada) pursuant to this
Agreement (including each Assignment) such transfer shall be deemed to
constitute a "securitization transaction" as the term is defined in the
Asset-Backed Securities Facilitation Act, 2005 Stat. Nev. 2207-2208. In
addition, each of the parties hereto hereby agrees that any transfer of
Receivables or other property, assets or rights, in whole or in part, by
Citibank (Nevada) pursuant to this Agreement (including each Assignment) shall
be subject to the provisions of the Asset-Backed Securities Facilitation Act,
2005 Stat. Nev. 2207-2208, all of which are incorporated herein by reference."

          4. Form of Assignment. Paragraph 9 of the Form of Assignment of
Receivables in Additional Accounts set forth in Exhibit B to the Agreement is
hereby amended and restated in its entirety as follows:

                   "9. GOVERNING LAW. THIS ASSIGNMENT SHALL BE CONSTRUED IN
ACCORDANCE WITH THE LAWS OF THE STATE OF [SOUTH DAKOTA, INCLUDING SOUTH DAKOTA
CODIFIED LAWS TITLE 54, CHAPTER 1, SECTIONS 9 AND 10, IN THE CASE OF ANY SALE OF
RECEIVABLES HEREUNDER BY CITIBANK (SOUTH DAKOTA),][AND][NEVADA, INCLUDING THE
ASSET-BACKED SECURITIES FACILITATION ACT, 2005 STAT. NEV. 2207-2208, IN THE CASE
OF ANY SALE OF RECEIVABLES HEREUNDER BY CITIBANK (NEVADA),] WITHOUT REFERENCE TO
ITS CONFLICT OF LAW PROVISIONS, AND THE OBLIGATIONS, RIGHTS AND REMEDIES OF THE
PARTIES HEREUNDER RELATING TO ANY SUCH SALE SHALL BE DETERMINED IN ACCORDANCE
WITH SUCH LAWS."

          5. It shall be a condition to the effectiveness of this Amendment
that, on or prior to the date hereof, (a) the Banks shall have delivered to the
Trustee an Opinion of Counsel, substantially in the form of Exhibit H-1 to the
Agreement to the effect that (i) the Amendment has been entered into in
accordance with the terms and provisions of Section 13.01 of the Agreement and
will not adversely affect in any material respect the interests of the
Certificateholders and (ii) the Amendment has been duly authorized, executed and
delivered by the Banks and is enforceable against each of them in accordance
with its terms, and (b) the Rating Agency Condition shall have been satisfied.

          6. This Amendment shall be construed in accordance with the laws of
the State of New York, without reference to its conflict of law provisions, and
the obligations, rights and remedies of the parties hereunder shall be
determined in accordance with such laws.

          7. This Amendment may be executed in two or more counterparts (and by
different parties on separate counterparts), each of which shall be an original,
but all of which together shall constitute one and the same instrument.

          8. Except as expressly amended hereby, the Agreement shall continue in
full force and effect in accordance with the provisions thereof as in existence
on the date hereof. After the date hereof, any reference to the Agreement shall
mean the Agreement as amended by this Amendment. The Trustee makes no
representation as to the validity or sufficiency of this Amendment.


                                       2




                   IN WITNESS WHEREOF, the parties hereto have caused this
Amendment to be duly executed by their respective officers as of the date first
above written.


                            CITIBANK (SOUTH DAKOTA),
                              NATIONAL ASSOCIATION,
                              Seller and Servicer,


                            By: /s/ Douglas C. Morrison
                                -----------------------
                                    Douglas C. Morrison
                                    Vice President


                            CITIBANK (NEVADA), NATIONAL
                              ASSOCIATION, Seller,


                            By: /s/ Robert D. Clark
                                -----------------------
                                    Robert D. Clark
                                    Vice President


                           DEUTSCHE BANK TRUST COMPANY
                             AMERICAS, as Trustee,


                            By: /s/ Jenna Kaufman
                                -----------------------
                                    Jenna Kaufman
                                    Vice President