SECURITIES AND EXCHANGE COMMISSION
                            Washington D. C. 20549

                                  FORM U-6B-2

                          Certificate of Notification

                    ALLIANT ENERGY CORPORATE SERVICES, INC.
             (Formerly known as "Alliant Services Company, Inc.")

      This certificate is filed by Alliant Energy Corporate Services,
Inc.("Servco") on behalf of itself and Alliant Energy EPC, LLC, Alliant Energy
Neenah, LLC, Alliant Energy Nuclear, LLC, Alliant Energy Integrated Services
Company,("AEIS")(formerly "Alliant Energy Industrial Services, Inc."),
Alliant Energy Field Services, Alliant Energy Generation, Inc., ("AEG,
Inc."), Alliant Energy Integrated Services-Energy Management LLC, Alliant
Energy Integrated Services-Energy Solutions LLC, Alliant Energy
International, Inc.("AEI")(formerly "IES International Inc."), Alliant Energy
Investments, Inc. ("Investments")(formerly "IES Investments Inc."), Alliant
Energy Synfuel LLC, Alliant Energy Resources Inc.("AER"), Alliant Energy
Transportation, Inc.("AET")(formerly "IES Transportation Inc."), Cedar Rapids
and Iowa City Railway Company("CRANDIC"), Energy Performance Services, EUA
Cogenex, Heartland Energy Group,  Heartland Energy Services, Inc.("HES"), IEA
Delaware, IEI Barge Services Inc.("Barge"), Industrial Energy Applications,
Inc.("IEA"), Iowa Land & Building Company("ILBC"), Prairie Ridge Business
Park, LC("Prairie"), RMT, Inc., Sheboygan Power, LLC, Transfer Services, Inc
("Transfer")(formerly "IES Transfer Services Inc."), Village Lakeshares
Inc.("Village"), and Williams Bulk Transfer.

      This certificate is notice that Alliant Energy Resources, Inc., during
the period from April 1, 2005 through June 30, 2005 has issued, renewed or
guaranteed the security or securities described herein, which issue, renewal
or guaranty was exempted from the provisions of Section 6(a) of the Act and
was neither the subject of a declaration or application on Form U-1 nor
included within the exemption provided by Rule U-48 [Reg. Section 250.48
Paragraph 36,621].

1.     Type of the security - Inter-company borrowings by Alliant Energy
       Resources, Inc. from Alliant Energy Corporation

2.     Issue, renewal or guaranty - New Issues

3.     Principal amount - See Schedule 1

4.     Rate of interest - See Schedule 1

5.     Date of issue, renewal or guaranty - From April 1, 2005 through June
       30, 2005

6.     If renewal of security, give date of original issue - Not Applicable

7.     Date of maturity of each security - on demand.



8.     Name of the person to whom each security was issued, renewed or
       guarantied:  Alliant Energy Corporation

9.     Collateral given with each security:  None

10.    Consideration received for each security:  See Schedule 1

11.    Application of proceeds of each security:  See Schedule 1

12.    Indicate by a check after the applicable statement below whether the
       issue, renewal or guaranty of each security was exempt from the
       provisions of Section 6(a) because of
       a.  the provisions contained in the first sentence of 6(b),  :
       b.  the provisions contained in the fourth sentence of 6(b),  :
       c.  the provisions contained in any rule of the commission other than
       Rule U-48,:  X

13.    Not Applicable

14.    Not Applicable

15     Exempt from provisions of 6(a) under Rule 52.


                               ALLIANT ENERGY CORPORATE SERVICES, INC.

Date: August 19, 2005          By: 
      ---------------              -------------------------------------------
                                   Thomas L. Hanson
                                   Vice President and Treasurer



                                  Form U-6B-2
                                  Schedule 1

                    ALLIANT ENERGY CORPORATE SERVICES, INC.

                PERIOD FROM APRIL 1, 2005 THROUGH JUNE 30, 2005

1.   During  the  period  from  April 1,  2005  through  June 30,  2005,
     Alliant Energy Resources,  Inc. borrowed from Alliant Energy Corporation,
     its parent,  to fund  borrowings  of  participants  from the  Non-Utility
     Money Pool as follows:

  Borrowings from Parent         April            May            June
     Begin Balance          $111,190,579.10  $63,185,938.71  $ 70,812,264.91
     Change                 $(48,004,640.39) $ 7,626,326.20  $(10,585,073.47)
     Ending Balance         $ 63,185,938.71  $70,812,264.91  $ 60,227,191.44
                                          
1(a).The weighted average interest rate for the period for all short-term
     debt was as follows:
            2.948%

2.   During the period from April 1, 2005 through June 30, 2005,  Alliant Energy
     Corporate  Services,  Inc.  borrowed from Alliant Energy  Corporation,  its
     parent, from the Non-Utility Money Pool as follows:

  Borrowings from Parent         April            May            June
     Begin Balance          $  25,663.57     $         0     $          0
     Change                 $ (25,663.57)    $         0     $          0
     Ending Balance         $       0        $         0     $          0
                   
2(a).The weighted  average interest rate for the period for all short-term debt
     was as follows: 
            N/A.

3.   During the period from April 1, 2005 through June 30, 2005,  Alliant Energy
     Nuclear, LLC borrowed from Alliant Energy Corporation, its parent, from the
     Non-Utility Money Pool as follows:

  Borrowings from Parent         April          May            June
     Begin Balance          $       0        $         0     $          0
     Change                 $       0        $         0     $          0
     Ending Balance         $       0        $         0     $          0
                   
3(a).The weighted  average interest rate for the period for all short-term debt
     was as follows: 
            N/A

4.   During the period indicated above, SERVCO acted as agent for Alliant Energy
     Resources, Inc. in the management and coordination of the Non-Utility Money
     Pool. For each participant in the Non-Utility Money Pool, the amount of net
     short-term borrowings and (repayments) by month during the Reporting Period
     is:





                                                Beginning          Borrowing/            Ending
Participant                    Month             Balance          (Repayment)            Balance
-----------------------------  ------------ ------------------ ----------------- ---------------------                              
                                                                                 

Alliant Energy EPC, LLC        April        $     450,335.99    $  (1,836,248.50)    $  (1,385,912.51)
                                May         $  (1,385,912.51)   $  (3,093,493.41)    $  (4,479,405.92)
                               June         $  (4,479,405.92)   $   1,045,318.04     $  (3,434,087.88)
                                                                                  
Alliant Energy                 April        $   1,203,164.66    $      20,484.99     $   1,223,649.65
Field Services                 May          $   1,223,649.65    $      40,110.99     $   1,263,760.64
                               June         $   1,263,760.64    $      36,467.47     $   1,300,228.11
                                                                                  
Alliant Energy                 April        $ 133,662,304.88    $   3,435,084.51     $ 137,097,389.39
Generation, Inc                May          $ 137,097,389.39    $   1,889,230.95     $ 138,986,620.34
                               June         $ 138,986,620.34    $ (69,643,144.80)    $  69,343,475.54
                                                                                  
Alliant Energy                 April        $  31,943,351.44    $  66,576,565.59     $  98,519,917.03
Integrated Services Company    May          $  98,519,917.03    $    (503,952.13)    $  98,015,964.90
                               June         $  98,015,964.90    $     836,110.21     $  98,852,075.11
                                                                                  
Alliant Energy                 April        $  12,996,775.28    $ (12,996,775.28)    $           -
Integrated Services Company    May          $           -                   -        $           -
Energy Management LLC          June         $           -                   -        $           -
                                                                                  
Alliant Energy                 April        $   4,191,591.14    $  (4,191,591.14)    $           -
Integrated Services Company    May          $           -       $           -        $           -
Energy Solutions LLC           June         $           -       $           -        $           -
                                                                                  
Alliant Energy                 April        $ 234,603,457.10    $  (8,294,101.63)    $ 226,309,355.47
International, Inc.            May          $ 226,309,355.47    $   2,607,559.01     $ 228,916,914.48
                               June         $ 228,916,914.48    $ (22,338,567.75)    $ 206,578,346.73
                                                                                  
Alliant Energy                 April        $  82,100,654.44    $   2,618,934.96     $  84,719,589.40
Investments, Inc.              May          $  84,719,589.40    $     344,159.82     $  85,063,749.22
                               June         $  85,063,749.22    $   3,808,407.26     $  88,872,156.48
                                                                                  
Alliant Energy                 April        $   1,441,046.54    $  (3,771,963.22)    $  (2,330,916.68)
Synfuel LLC                    May          $  (2,330,916.68)   $   7,157,791.56     $   4,826,874.88
                               June         $   4,826,874.88    $   1,122,867.86     $   5,949,742.74
                                                                                  
Alliant Energy                 April        $    (467,328.25)   $    (108,034.90)    $    (575,363.15)
Transportation, Inc.           May          $    (575,363.15)   $     (13,255.79)    $    (588,618.94)
                               June         $    (588,618.94)   $         (15.03)    $    (588,633.97)
                                                                                  
Alliant Energy                 April        $           -       $           -        $           -
Neenah, LLC                    May          $           -       $           -        $           -
                               June         $           -       $           -        $           -



                                                                                  
Cedar Rapids &                 April        $  (6,474,513.04)   $  (2,578,124.92)    $  (9,052,637.96)
Iowa City Railway              May          $  (9,052,637.96)   $  (2,475,564.75)    $ (11,528,202.71)
                               June         $ (11,528,202.71)   $     776,206.27     $ (10,751,996.44)
                                                                                  
Energy Performance Services    April        $  14,969,585.74    $ (15,121,356.07)    $    (151,770.33)
                               May          $    (151,770.33)   $     151,770.33     $           -         
                               June         $           -       $     (31,581.27)    $     (31,581.27)
                                                                                       
EUA Cogenex                    April        $  86,711,815.71    $ (87,880,245.48)    $  (1,168,429.77)
                               May          $  (1,168,429.77)   $   1,168,429.77     $           -
                               June         $           -       $           -        $           -
                                                                                       
Heartland Energy               April        $   1,298,119.97    $    (116,953.74)    $   1,181,166.23
Group                          May          $   1,181,166.23    $      89,005.65     $   1,270,171.88
                               June         $   1,270,171.88    $      88,340.43     $   1,358,512.31
                                                                                       
HES                            April        $   1,265,783.75    $     184,423.28     $   1,450,207.03
                               May          $   1,450,207.03    $       7,783.10     $   1,457,990.13
                               June         $   1,457,990.13    $         959.93     $   1,458,950.06
                                                                                       
IEA Delaware                   April        $  10,018,291.03    $     829,804.75     $  10,848,095.78
                               May          $  10,848,095.78    $ (21,602,071.51)    $((10,753,975.73)
                               June         $ (10,753,975.73)   $  21,806,138.16     $  11,052,162.43
                                                                                       
IEI Barge                      April        $  (2,483,242.53)   $      81,356.86     $  (2,401,885.67)
Services, Inc.                 May          $  (2,401,885.67)   $     242,189.98     $  (2,159,695.69)
                               June         $  (2,159,695.69)   $     (47,375.84)    $  (2,207,071.53)
                                                                                       
Industrial Energy              April        $  18,943,350.17    $     387,425.11     $  19,330,775.28
Applications, Inc.             May          $  19,330,775.28    $     646,580.83     $  19,977,356.11
                               June         $  19,977,356.11    $  (1,992,824.75)    $  17,984,531.36
                                                                                       
Iowa Land & Building           April        $ (11,832,420.05)   $    (253,375.32)    $((12,085,795.37)
Company                        May          $ (12,085,795.37)   $    (876,197.62)    $((12,961,992.99)
                               June         $ (12,961,992.99)   $    (389,729.14)    $((13,351,722.13)
                                                                                       
                                                                                       
Prairie Ridge                  April        $      49,162.18    $       3,463.88     $      52,626.06
Business Park, L.C.            May          $      52,626.06    $         267.45     $      52,893.51
                               June         $      52,893.51    $         294.76     $      53,188.27
                                                                                       
RMT, Inc.                      April        $ (19,461,834.37)   $     878,189.57     $((18,583,644.80)
                               May          $ (18,583,644.80)   $  (1,102,570.61)    $((19,686,215.41)
                               June         $ (19,686,215.41)   $  (2,041,806.66)    $((21,728,022.07)
                                                                                       
Transfer                       April        $    (507,516.51)   $      16,472.68     $    (491,043.83)
Services, Inc.                 May          $    (491,043.83)   $      24,367.10     $    (466,676.73)
                               June         $    (466,676.73)   $     (34,005.34)    $    (500,682.07)
                                                                                       
Sheboygan Power, LLC           April        $           -       $           -        $           -
                               May          $           -       $           -        $           -
                               June         $           -       $           -        $           -



Village Lakeshares,            April        $     319,767.31    $    (376,894.28)    $     (57,126.97)
Inc.                           May          $     (57,126.97)   $      57,126.97     $           -
                               June         $           -       $           -        $           -
                                                                                       
Williams Bulk                  April        $   1,674,216.38    $    (174,133.97)    $   1,500,082.41
Transfer                       May          $   1,500,082.41    $     (22,927.15)    $   1,477,155.26
                               June         $   1,477,155.26    $     206,084.35     $   1,683,239.61
 


3.   During the period  indicated  above,  the  participants  in the Non-Utility
     Money Pool used  borrowings  from the pool for financing  acquisitions  and
     investments and for general corporate purposes.

4.    During the period indicated above, the participants in the Non-Utility
      Money Pool were engaged in the following types of business:

      a.    Alliant Energy Corporate Services, Inc. - Subsidiary service 
            company.
      
      b.    Alliant Energy EPC, LLC. - Provides operating and other related 
            services to owners of wind power projects.
      
      c.    Alliant Energy Field Services, LLC. - Holding Company for a partial
            interest in gas pipe-line investments.
      
      d.    Alliant Energy Generation, Inc. - Holding Company for the domestic
            non-regulated generating investments of Alliant Energy Resources,
            Inc.
      
      e.    Alliant Energy Integrated Services Company - Holding Company.
      
      f.    Alliant Energy Integrated Services-Energy Management LLC - Provides
            energy information services.
      
      g.    Alliant Energy Integrated Services-Energy Solutions LLC - Provides
            energy consulting and solutions.
      
      h.    Alliant Energy International, Inc. (formerly "IES International
            Inc.") - Investments in foreign utilities.
      
      i.    Alliant Energy Investments, Inc. (formerly "IES Investments Inc.")
            - Holding company for miscellaneous investments in real estate and
            venture capital.
      
      j.    Alliant Energy Neenah, LLC. - Exempt wholesale generator.
      
      k.    Alliant Energy Nuclear, LLC. - Intermediate subsidiary that holds
            Alliant Energy's interest in Nuclear Management Company, LLC.
      
      l.    Alliant Energy Synfuel LLC - Investment in a facility that converts
            coal to a synthetic coal.


      
      m.    Alliant Energy Resources Inc. - Holding company for non-utility
            subsidiaries of AEC.
      
      n.    Alliant Energy Transportation, Inc. (formerly "IES Transportation 
            Inc.") - Holding company for transportation related subsidiaries.
      
      o.    Cedar Rapids and Iowa City Railway Company - Short-line freight 
            railway.  

      p.    Energy Performance Services, Inc. - Provides resources to reduce 
            energy consumption & related operating costs to industrial, 
            institutional & federal government entities.
      
      q.    EUA Cogenex - Provides resources to reduce energy consumption & 
            related operating costs to industrial, institutional & federal
            government entities.
      
      r.    Heartland Energy Group - Natural gas commodity and management 
            services company.
      
      s.    HES - Holding company with an ownership in ReGenCo LLC.
      
      t.    IEA Delaware - Parent company for 3 gas and oil pipelines located in
            Texas.
      
      u.    IEI Barge Services Inc. - Barge terminal and hauling services.
      
      v.    Industrial Energy Applications, Inc. - Commodities-based energy 
            services.
      
      w.    Iowa Land & Building Company - Real estate purchasing.
      
      x.    Prairie Ridge Business Park, LP - Real estate holding company.
      
      y.    RMT, Inc. - Environmental consulting and engineering.
      
      z.    Sheboygan Power, LLC. - Owner of generating plant under construction
            in Sheboygan Falls, Wisconsin.
      
      aa.   Transfer Services, Inc. (formerly IES Transfer Services Inc) -
            Operates storage facilities.
      
      bb.   Village Lakeshares Inc. - Real estate and community development.
      
      cc.   Williams Bulk Transfer - Bulk materials transloading & storage 
            facility.