CITIBANK (SOUTH DAKOTA), NATIONAL ASSOCIATION

==============================================================================
                      CITIBANK CREDIT CARD MASTER TRUST I
                    For the Due Period Ending August 28, 2007
==============================================================================

    This  Certificate  relates to the Due Period ending August 28, 2007 and the
related Distribution Date.

<table>
<Caption>
A.   Information Regarding the portfolio
     ------------------------------------

                                                                      
1. Portfolio Yield For Group 1 ............................            13.59%
   Portfolio Yield For Group 2 ............................            13.69%
       Yield Component For Group 1 ........................            17.52%
       Yield Component For Group 2 ........................            17.62%
       Credit Loss Component  .............................             3.93%

2. New Purchase Rate  .....................................            25.75%

3. Total Payment Rate  ....................................            24.14%

4. Principal Payment  Rate  ................................           23.09%

5. Aggregate Amount of Principal Receivables in the Trust :

     Beginning of Due Period  ............................  $  73,111,662,833

     Average  ............................................  $  73,067,759,933

     Lump Sum Addition/(Removal)  .........................  $     958,015,899

     End of Due Period  ..................................  $  74,519,344,049
</table>

<table>
<Caption>
6. Delinquencies (Aggregate outstanding balances in the Accounts that
   were delinquent by the time periods listed below as of the close of
   business of the month preceding the Distribution Date, as a percentage
   of aggregate Receivables as of the last day of the Due Period) :

                                                                 
       Current  ..........................................  $  70,336,805,807
         5-34 days delinquent  ...........................  $   2,312,151,758
        35-64 days delinquent  ...........................  $     783,003,161
        65-94 days delinquent  ...........................  $     531,579,619
       95-124 days delinquent  ...........................  $     417,162,890
      125-154 days delinquent  ...........................  $     343,356,771
      155-184 days delinquent  ...........................  $     313,652,886

      Current  ...........................................             93.73%
         5-34 days delinquent  ...........................              3.08%
        35-64 days delinquent  ...........................              1.04%
        65-94 days delinquent  ...........................              0.71%
       95-124 days delinquent  ...........................              0.56%
      125-154 days delinquent  ...........................              0.46%
      155-184 days delinquent  ...........................              0.42%
</table>

                                      Page 4
                         CITIBANK (SOUTH DAKOTA), NATIONAL ASSOCIATION

==============================================================================
                    CITIBANK CREDIT CARD MASTER TRUST I - GROUP 1
                    For the Due Period Ending August 28, 2007
==============================================================================

<table>
<Caption>
                                                                        
                                                   Current Due           Current Due
                                                   Period on an          Period on a
                                                   Actual Basis (1)      Standard Basis (1)
B. Information Regarding Group 1
   -----------------------------
  (Percentage Basis)

  1. Portfolio Yield                                  13.59%             13.59%
  2. Weighted Average Certificate Rate                 6.22%              6.22%
  3. Weighted Average Investor Fee Rates
         Fixed Servicing Fee                           0.37%              0.37%
         Others                                        0.05%              0.05%
  4. Surplus Finance Charge Collections                6.95%              6.95%
  5. Required Surplus Finance Charge Amount            0.00%              0.00%
  6. Aggregate Surplus Finance Charge Amount           6.95%              6.95%
     minus Required Surplus Finance Charge Amount
</table>
<table>
<Caption>
                                                                         

C. Information Regarding Group 1
   -----------------------------
  (Dollars Basis)

  1. Total Investor Collections                        $   701,074,312 $   701,074,312
         Principal Collections                         $   655,791,958 $   655,791,958
         Finance Charge Collections                    $    45,282,354 $    45,282,354
  2. Investor Default Amount                           $    10,090,475 $    10,090,475
  3. Investor Monthly Interest                         $    14,709,877 $    14,709,877
  4. Investor Monthly Fees
         Fixed Servicing Fees                          $       875,542 $       875,542
         Others                                        $       130,469 $       130,469
  5. Surplus Finance Charge Collections                $    19,475,991 $    19,475,991
  6. Required Surplus Finance Charge Collections       $             0 $             0
  7. Aggregate Surplus Finance Charge Amount           $    19,475,991 $    19,475,991
     minus Required Surplus Finance Charge Amount
</table>

(1)  Values for "Current Due Period on an Actual Basis" reflect,
     in the case of a first due period close of a series, activity
     from the close date until the first due period end, or, as in
     the case of Investor Monthly Interest and certain fees, until
     the first distribution date. Values for "Current Due Period on
     a Standard Basis" reflect activity for the entire current
     period, as if all series had already been outstanding prior to
     the first day of such period.
     All percents are based on actual cash revenue or expense for
     the period, converted to an annualized percent using day count
     appropriate for the item, either 30/360, actual/360, or actual/actual.
     Depending on the item, cash expenses may accrue
     from July 27, 2007 to August 28, 2007, 33 days, or
     August 2 , 2007 to September 3 , 2007, 33 days (standard basis).

                                      Page 5
                         CITIBANK (SOUTH DAKOTA), NATIONAL ASSOCIATION

==============================================================================
                    CITIBANK CREDIT CARD MASTER TRUST I - GROUP 2
                    For the Due Period Ending August 28, 2007
==============================================================================
<table>
<Caption>
                                                                   
                                                    Current Due        Current Due
                                                    Period on an       Period on a
                                                    Actual Basis (1)   Standard Basis (1)
B. Information Regarding Group 2
   -----------------------------
  (Percentage Basis)

  1. Portfolio Yield                                  13.69%             13.64%
  2. Weighted Average Interest Rate (2)                5.45%              5.50%
  3. Weighted Average Investor Fee Rates
         Fixed Servicing Fee                           0.36%              0.37%
         Others                                        0.01%              0.01%
  4. Surplus Finance Charge Collections                7.87%              7.76%
  5. Surplus Finance Charge Collections For
     Purposes of Funding Class C Reserve Account       7.82%              7.72%
  6. Required Surplus Finance Charge Amount            0.00%              0.00%
  7. Aggregate Surplus Finance Charge Amount           7.87%              7.76%
     minus Required Surplus Finance Charge Amount
</table>

<table>
<Caption>
C. Information Regarding Group 2
   -----------------------------
  (Dollars Basis)

                                                                     
  1. Total Investor Collections                        $16,091,906,671 $16,088,989,171
         Principal Collections                         $15,047,310,996 $15,047,310,996
         Finance Charge Collections                    $ 1,044,595,675 $ 1,041,678,175
  2. Investor Default Amount                           $   231,528,477 $   231,528,477
  3. Targeted Deposit to Interest Funding Account (3)  $   299,129,131 $   301,680,448
  4. Investor Monthly Fees
         Fixed Servicing Fees                          $    19,369,885 $    20,089,535
         Others                                        $       330,163 $       330,163
  5. Surplus Finance Charge Collections                $   494,238,019 $   488,049,552
  6. Required Surplus Finance Charge Collections       $             0 $             0
  7. Aggregate Surplus Finance Charge Amount           $   494,238,019 $   488,049,552
     minus Required Surplus Finance Charge Amount
</table>

     (1) Values for "Current Due Period on an Actual Basis" reflect, in the case
of a first due period close of a tranche of Notes,  activity from the close date
until the first due  period  end,  or,  as in the case of  Targeted  Deposit  to
Interest  Funding  Account and certain fees,  until the first  Monthly  Interest
Date.  Values for "Current Due Period on a Standard Basis" reflect  activity for
the entire current period, as if all Notes had already been outstanding prior to
the first day of such  period.  All percents are based on actual cash revenue or
expense for the  period,  converted  to an  annualized  percent  using day count
appropriate for the item, either 30/360, actual/360, or actual/actual. Depending
on the item,  cash expenses may accrue from July 27, 2007 to August 28, 2007, 33
days, or August 2 , 2007 to September 3 , 2007, 33 days  (standard  basis).  (2)
Defined in the  definition  section of the Indenture (3)  Referenced in sections
501  and  503  of  the  Indenture
                                    Page  6

               CITIBANK  (SOUTH  DAKOTA),  NATIONAL ASSOCIATION
==============================================================================
                 Citibank Credit Card Master Trust I, Series 1997-4
                    For the Due Period Ending August 28, 2007
==============================================================================

     The  undersigned,  a duly  authorized  representative  of  Citibank  (South
Dakota), National Association, as Servicer ("Citibank (South Dakota)"), pursuant
to the Pooling and Servicing  Agreement dated as of May 29, 1991, as amended and
restated as of October 5, 2001 (as amended and  supplemented,  the "Agreement"),
as  supplemented  by the Series  1997-4  Supplement  (as  amended,  the  "Series
Supplement"),   between  Citibank  (South  Dakota),  as  Seller,  Servicer,  and
successor by merger to Citibank (Nevada),  National Association,  as Seller, and
Deutsche Bank Trust  Company  Americas  (formerly  Bankers  Trust  Company),  as
Trustee, does hereby certify the information set forth below.  Capitalized terms
used in this  Certificate  have their  respective  meanings  as set forth in the
Agreement or Series Supplement, as applicable.

<table>
<Caption>
D. Information Regarding Series 1997-4
   -----------------------------------

                                                                    
  1a.  Class A Invested Amount         .......................       $  750,000,000

  1b.  Class B Invested Amount         .......................       $   48,000,000

  2a.  Class A Monthly Interest ..............................       $    4,254,000

  2b.  Class B Monthly Interest ..............................       $      279,356

  3a.  Balance in the Class A Interest Funding Account  ......       $   12,762,000

  3b   Balance in the Class B Interest Funding Account  ......       $      838,068

  4a.  Available Cash Collateral Amount  .....................       $   55,860,000

  4b.  Percent of Class B Invested Amount          ...........              116.38%

  5a.  Class A Investor Charge-offs  .........................       $            0

  5b.  Class B Investor Charge-offs  .........................       $            0

  6.   Required Amount  ......................................       $            0

  7.   Draw on Cash Collateral Account  ......................       $            0

  8a.  Class A Monthly Principal for the Distribution Date (2)       $            0

  8b.  Class B Monthly Principal for the Distribution Date (2)       $            0

  9a.  Balance in the Class A Principal Funding Account (2)...       $            0

  9b.  Balance in the Class B Principal Funding Account (2)...       $            0
</table>

       -------------------------------------------------------
       (2) Applicable during the Accumulation Period and any
           Early Amortization Period.
                                      Page 7
                         CITIBANK (SOUTH DAKOTA), NATIONAL ASSOCIATION

==============================================================================
                 Citibank Credit Card Master Trust I, Series 1997-4
                    For the Due Period Ending August 28, 2007
==============================================================================

<table>
<Caption>
E. Information Regarding Charge-offs and Distributions to Certificateholders(3)
   -------------------------------------------------------------------------

                                                                       
   1a. The total amount of the distribution to Class A
       Certificateholders On the Payment Date   .................       $   12,762,000

   1b. The total amount of the distribution to Class B
       Certificateholders On the Payment Date   .................       $      838,068

   2a. The amount of the distribution set forth in item 1(a) above
       in respect of principal on the Class A Certificates   ....       $            0

   2b. The amount of the distribution set forth in item 1(b) above
       in respect of principal on the Class B Certificates   ....       $            0

   3a. The amount of the distribution set forth in item 1(a) above
       in respect of interest on the Class A Certificates  ......       $   12,762,000

   3b. The amount of the distribution set forth in item 1(b) above
       in respect of interest on the Class B Certificates  ......       $      838,068

   4a. The amount, if any, by which the outstanding principal
       balance of the Class A Certificates exceeds the Class A
       Invested Amount as of the end of the Record Date with
       respect to the Payment Date  .............................       $            0

   4b. The amount, if any, by which the outstanding principal
       balance of the Class B Certificates exceeds the Class B
       Invested Amount as of the end of the Record Date with
       respect to the Payment Date  .............................       $            0
</table>

       ----------------------------------------------------------
       (3) The following information, as applicable, is included
           only on Payment Date.















                                      Page 8
                         CITIBANK (SOUTH DAKOTA), NATIONAL ASSOCIATION

==============================================================================
                 Citibank Credit Card Master Trust I, Series 1997-4
                    For the Due Period Ending August 28, 2007
==============================================================================

     The  undersigned,  a duly  authorized  representative  of  Citibank  (South
Dakota), National Association, as Servicer ("Citibank (South Dakota)"), pursuant
to the Pooling and Servicing  Agreement dated as of May 29, 1991, as amended and
restated as of October 5, 2001 (as amended and  supplemented,  the "Agreement"),
as  supplemented  by the Series  1997-4  Supplement  (as  amended,  the  "Series
Supplement"),   between  Citibank  (South  Dakota),  as  Seller,  Servicer,  and
successor by merger to Citibank (Nevada),  National Association,  as Seller, and
Deutsche Bank Trust  Company  Americas  (formerly  Bankers  Trust  Company),  as
Trustee, does hereby certify as follows:

           1.    Capitalized terms used in this Certificate have their
                 respective meanings as set forth in the Agreement or
                 Series Supplement, as applicable.

           2.    Citibank (South Dakota) is, as of the date hereof, the
                 Servicer under the Agreement.

           3.    The undersigned is a Servicing Officer.

           4.    This Certificate relates to the Distribution Date
                 occurring on September 10, 2007

           5.    As of the date hereof, to the best knowledge of
                 the undersigned, the Servicer has performed in
                 all material respects all its obligations under
                 the Agreement through the Due Period preceeding
                 such Distribution Date.

           6.    As of date hereof, to the best knowledge of the
                 undersigned, no Amortization Event has been deemed
                 to have occurred on or prior to such Distribution Date.

           7.    As of date hereof, to the best knowledge of the
                 undersigned, no Lien has been place on any of the
                 Receivables other than pursuant to the Agreement.


                 IN WITNESS WHEREOF, the undersigned has duly
                 executed and delivered this Certificate this 17 day of
                 September 2007


                                CITIBANK (SOUTH DAKOTA), NATIONAL ASSOCIATION.
                                Servicer,


                                By:     /s/ Andrew Lubliner
                                   __________________________________________
                                        Name:    Andrew Lubliner
                                        Title:   Servicing Officer
                                      Page 9
                         CITIBANK (SOUTH DAKOTA), NATIONAL ASSOCIATION

==============================================================================
                 Citibank Credit Card Master Trust I, Series 1998-2
                    For the Due Period Ending August 28, 2007
==============================================================================

     The  undersigned,  a duly  authorized  representative  of  Citibank  (South
Dakota), National Association, as Servicer ("Citibank (South Dakota)"), pursuant
to the Pooling and Servicing  Agreement dated as of May 29, 1991, as amended and
restated as of October 5, 2001 (as amended and  supplemented,  the "Agreement"),
as  supplemented  by the Series  1998-2  Supplement  (as  amended,  the  "Series
Supplement"),   between  Citibank  (South  Dakota),  as  Seller,  Servicer,  and
successor by merger to Citibank (Nevada),  National Association,  as Seller, and
Deutsche Bank Trust  Company  Americas  (formerly  Bankers  Trust  Company),  as
Trustee, does hereby certify the information set forth below.  Capitalized terms
used in this  Certificate  have their  respective  meanings  as set forth in the
Agreement or Series Supplement, as applicable.

<table>
<Caption>
D. Information Regarding Series 1998-2
   -----------------------------------

                                                                    
  1a.  Class A Invested Amount         .......................       $  500,000,000

  1b.  Class B Invested Amount         .......................       $   32,000,000

  2a.  Class A Monthly Interest ..............................       $    2,520,833

  2b.  Class B Monthly Interest ..............................       $      165,333

  3a.  Balance in the Class A Interest Funding Account  ......       $    5,041,667

  3b   Balance in the Class B Interest Funding Account  ......       $      330,667

  4a.  Available Cash Collateral Amount  .....................       $   37,240,000

  4b.  Percent of Class B Invested Amount          ...........              116.38%

  5a.  Class A Investor Charge-offs  .........................       $            0

  5b.  Class B Investor Charge-offs  .........................       $            0

  6.   Required Amount  ......................................       $            0

  7.   Draw on Cash Collateral Account  ......................       $            0

  8a.  Class A Monthly Principal for the Distribution Date (2)       $            0

  8b.  Class B Monthly Principal for the Distribution Date (2)       $            0

  9a.  Balance in the Class A Principal Funding Account (2)...       $            0

  9b.  Balance in the Class B Principal Funding Account (2)...       $            0
</table>

       -------------------------------------------------------
       (2) Applicable during the Accumulation Period and any
           Early Amortization Period.
                                      Page 10
                         CITIBANK (SOUTH DAKOTA), NATIONAL ASSOCIATION

==============================================================================
                 Citibank Credit Card Master Trust I, Series 1998-2
                    For the Due Period Ending August 28, 2007
==============================================================================

<table>
<Caption>
E. Information Regarding Charge-offs and Distributions to Certificateholders(3)
   -------------------------------------------------------------------------

                                                                       
   1a. The total amount of the distribution to Class A
       Certificateholders On the Payment Date   .................       $            0

   1b. The total amount of the distribution to Class B
       Certificateholders On the Payment Date   .................       $            0

   2a. The amount of the distribution set forth in item 1(a) above
       in respect of principal on the Class A Certificates   ....       $            0

   2b. The amount of the distribution set forth in item 1(b) above
       in respect of principal on the Class B Certificates   ....       $            0

   3a. The amount of the distribution set forth in item 1(a) above
       in respect of interest on the Class A Certificates  ......       $            0

   3b. The amount of the distribution set forth in item 1(b) above
       in respect of interest on the Class B Certificates  ......       $            0

   4a. The amount, if any, by which the outstanding principal
       balance of the Class A Certificates exceeds the Class A
       Invested Amount as of the end of the Record Date with
       respect to the Payment Date  .............................       $            0

   4b. The amount, if any, by which the outstanding principal
       balance of the Class B Certificates exceeds the Class B
       Invested Amount as of the end of the Record Date with
       respect to the Payment Date  .............................       $            0
</table>

       ----------------------------------------------------------
       (3) The following information, as applicable, is included
           only on Payment Date.















                                      Page 11
                         CITIBANK (SOUTH DAKOTA), NATIONAL ASSOCIATION

==============================================================================
                 Citibank Credit Card Master Trust I, Series 1998-2
                    For the Due Period Ending August 28, 2007
==============================================================================

     The  undersigned,  a duly  authorized  representative  of  Citibank  (South
Dakota), National Association, as Servicer ("Citibank (South Dakota)"), pursuant
to the Pooling and Servicing  Agreement dated as of May 29, 1991, as amended and
restated as of October 5, 2001 (as amended and  supplemented,  the "Agreement"),
as  supplemented  by the Series  1998-2  Supplement  (as  amended,  the  "Series
Supplement"),   between  Citibank  (South  Dakota),  as  Seller,  Servicer,  and
successor by merger to Citibank (Nevada),  National Association,  as Seller, and
Deutsche Bank Trust  Company  Americas  (formerly  Bankers  Trust  Company),  as
Trustee, does hereby certify as follows:

           1.    Capitalized terms used in this Certificate have their
                 respective meanings as set forth in the Agreement or
                 Series Supplement, as applicable.

           2.    Citibank (South Dakota) is, as of the date hereof, the
                 Servicer under the Agreement.

           3.    The undersigned is a Servicing Officer.

           4.    This Certificate relates to the Distribution Date
                 occurring on September 17, 2007

           5.    As of the date hereof, to the best knowledge of
                 the undersigned, the Servicer has performed in
                 all material respects all its obligations under
                 the Agreement through the Due Period preceeding
                 such Distribution Date.

           6.    As of date hereof, to the best knowledge of the
                 undersigned, no Amortization Event has been deemed
                 to have occurred on or prior to such Distribution Date.

           7.    As of date hereof, to the best knowledge of the
                 undersigned, no Lien has been place on any of the
                 Receivables other than pursuant to the Agreement.


                 IN WITNESS WHEREOF, the undersigned has duly
                 executed and delivered this Certificate this 17 day of
                 September 2007


                                CITIBANK (SOUTH DAKOTA), NATIONAL ASSOCIATION.
                                Servicer,


                                By:     /s/ Andrew Lubliner
                                   __________________________________________
                                        Name:    Andrew Lubliner
                                        Title:   Servicing Officer
                                      Page 12
                         CITIBANK (SOUTH DAKOTA), NATIONAL ASSOCIATION

==============================================================================
                 Citibank Credit Card Master Trust I, Series 1999-2
                    For the Due Period Ending August 28, 2007
==============================================================================

     The  undersigned,  a duly  authorized  representative  of  Citibank  (South
Dakota), National Association, as Servicer ("Citibank (South Dakota)"), pursuant
to the Pooling and Servicing  Agreement dated as of May 29, 1991, as amended and
restated as of October 5, 2001 (as amended and  supplemented,  the "Agreement"),
as  supplemented  by the Series  1999-2  Supplement  (as  amended,  the  "Series
Supplement"),   between  Citibank  (South  Dakota),  as  Seller,  Servicer,  and
successor by merger to Citibank (Nevada),  National Association,  as Seller, and
Deutsche Bank Trust  Company  Americas  (formerly  Bankers  Trust  Company),  as
Trustee, does hereby certify the information set forth below.  Capitalized terms
used in this  Certificate  have their  respective  meanings  as set forth in the
Agreement or Series Supplement, as applicable.

<table>
<Caption>
D. Information Regarding Series 1999-2
   -----------------------------------

                                                                    
  1a.  Class A Invested Amount         .......................       $  750,000,000

  1b.  Class B Invested Amount         .......................       $   48,000,000

  2a.  Class A Monthly Interest ..............................       $    3,671,875

  2b.  Class B Monthly Interest ..............................       $      246,000

  3a.  Balance in the Class A Interest Funding Account  ......       $   22,031,250

  3b   Balance in the Class B Interest Funding Account  ......       $    1,476,000

  4a.  Available Cash Collateral Amount  .....................       $   47,880,000

  4b.  Percent of Class B Invested Amount          ...........               99.75%

  5a.  Class A Investor Charge-offs  .........................       $            0

  5b.  Class B Investor Charge-offs  .........................       $            0

  6.   Required Amount  ......................................       $            0

  7.   Draw on Cash Collateral Account  ......................       $            0

  8a.  Class A Monthly Principal for the Distribution Date (2)       $            0

  8b.  Class B Monthly Principal for the Distribution Date (2)       $            0

  9a.  Balance in the Class A Principal Funding Account (2)...       $            0

  9b.  Balance in the Class B Principal Funding Account (2)...       $            0
</table>

       -------------------------------------------------------
       (2) Applicable during the Accumulation Period and any
           Early Amortization Period.
                                      Page 13
                         CITIBANK (SOUTH DAKOTA), NATIONAL ASSOCIATION

==============================================================================
                 Citibank Credit Card Master Trust I, Series 1999-2
                    For the Due Period Ending August 28, 2007
==============================================================================

<table>
<Caption>
E. Information Regarding Charge-offs and Distributions to Certificateholders(3)
   -------------------------------------------------------------------------

                                                                       
   1a. The total amount of the distribution to Class A
       Certificateholders On the Payment Date   .................       $   22,031,250

   1b. The total amount of the distribution to Class B
       Certificateholders On the Payment Date   .................       $    1,476,000

   2a. The amount of the distribution set forth in item 1(a) above
       in respect of principal on the Class A Certificates   ....       $            0

   2b. The amount of the distribution set forth in item 1(b) above
       in respect of principal on the Class B Certificates   ....       $            0

   3a. The amount of the distribution set forth in item 1(a) above
       in respect of interest on the Class A Certificates  ......       $   22,031,250

   3b. The amount of the distribution set forth in item 1(b) above
       in respect of interest on the Class B Certificates  ......       $    1,476,000

   4a. The amount, if any, by which the outstanding principal
       balance of the Class A Certificates exceeds the Class A
       Invested Amount as of the end of the Record Date with
       respect to the Payment Date  .............................       $            0

   4b. The amount, if any, by which the outstanding principal
       balance of the Class B Certificates exceeds the Class B
       Invested Amount as of the end of the Record Date with
       respect to the Payment Date  .............................       $            0
</table>

       ----------------------------------------------------------
       (3) The following information, as applicable, is included
           only on Payment Date.















                                      Page 14
                         CITIBANK (SOUTH DAKOTA), NATIONAL ASSOCIATION

==============================================================================
                 Citibank Credit Card Master Trust I, Series 1999-2
                    For the Due Period Ending August 28, 2007
==============================================================================

     The  undersigned,  a duly  authorized  representative  of  Citibank  (South
Dakota), National Association, as Servicer ("Citibank (South Dakota)"), pursuant
to the Pooling and Servicing  Agreement dated as of May 29, 1991, as amended and
restated as of October 5, 2001 (as amended and  supplemented,  the "Agreement"),
as  supplemented  by the Series  1999-2  Supplement  (as  amended,  the  "Series
Supplement"),   between  Citibank  (South  Dakota),  as  Seller,  Servicer,  and
successor by merger to Citibank (Nevada),  National Association,  as Seller, and
Deutsche Bank Trust  Company  Americas  (formerly  Bankers  Trust  Company),  as
Trustee, does hereby certify as follows:

           1.    Capitalized terms used in this Certificate have their
                 respective meanings as set forth in the Agreement or
                 Series Supplement, as applicable.

           2.    Citibank (South Dakota) is, as of the date hereof, the
                 Servicer under the Agreement.

           3.    The undersigned is a Servicing Officer.

           4.    This Certificate relates to the Distribution Date
                 occurring on September 10, 2007

           5.    As of the date hereof, to the best knowledge of
                 the undersigned, the Servicer has performed in
                 all material respects all its obligations under
                 the Agreement through the Due Period preceeding
                 such Distribution Date.

           6.    As of date hereof, to the best knowledge of the
                 undersigned, no Amortization Event has been deemed
                 to have occurred on or prior to such Distribution Date.

           7.    As of date hereof, to the best knowledge of the
                 undersigned, no Lien has been place on any of the
                 Receivables other than pursuant to the Agreement.


                 IN WITNESS WHEREOF, the undersigned has duly
                 executed and delivered this Certificate this 17 day of
                 September 2007


                                CITIBANK (SOUTH DAKOTA), NATIONAL ASSOCIATION.
                                Servicer,


                                By:     /s/ Andrew Lubliner
                                   __________________________________________
                                        Name:    Andrew Lubliner
                                        Title:   Servicing Officer
                                      Page 15