Monthly Servicer's Certificate between Consumers Energy Company and Consumers Funding LLC (October 2005)

Summary

This certificate, issued by Consumers Energy Company as Servicer to Consumers Funding LLC as Issuer, reports on the collection and remittance of securitization charges for September 2005 under a prior Servicing Agreement. It details amounts billed and collected from residential, commercial, and industrial customers, as well as net write-off rates. The document confirms the total securitization charges collected and remitted for the month, fulfilling reporting obligations under the Servicing Agreement.

EX-10.(C) 4 k99332exv10wxcy.txt MONTHLY SERVICER'S CERTIFICATE DATED OCTOBER 13, 2005 Exhibit 10(c) MONTHLY SERVICER'S CERTIFICATE CONSUMERS FUNDING LLC $468,592,000 SECURITIZATION BONDS, SERIES Pursuant to Section 3.05 of the Servicing Agreement dated as of November 8, 2001 (the "Consumers Servicing Agreement") between Consumers Energy Company, as Servicer and Consumers Funding LLC, as Issuer, the Servicer does hereby certify as follows: Capitalized terms used in the Monthly Servicer's Certificate (the "Monthly Certificate") have their respective meanings as set forth in the Servicing Agreement. References herein to certain sections and subsections are references to the respective sections of the Servicing Agreement. Current BILLING MONTH: September 2005 CURRENT BILLING MONTH 9/1/2005 - 9/30/2005 COLLECTION CURVE 100% STANDARD BILLING FOR PRIOR BILLING MONTH Residential Total Billed $138,557,723 Residential SECURITIZATION CHARGE (SC) Billed $ 1,818,384 1.312% Commercial Total Billed $ 87,462,007 Commercial SECURITIZATION CHARGE (SC) Billed $ 1,592,412 1.821% Industrial Total Billed $ 47,898,603 Industrial SECURITIZATION CHARGE (SC) Billed $ 1,359,316 2.838% YTD NET WRITE-OFFS AS A % OF BILLED REVENUE Non-Residential Customer Net Write-offs 0.250% Residential Customer Net Write-offs 0.310% Total Net Write-offs 0.270% AGGREGATE SC COLLECTIONS TOTAL SC REMITTED FOR BILLING MONTH Residential Class SC Collected $ 1,736,272 Commercial Class SC Collected $ 1,535,909 Industrial Class SC Collected $ 1,356,405 ------------ Total SC Collected $ 4,628,586 Aggregate SC Remittances for July 2005 BILLING MONTH $ 4,244,973 Aggregate SC Remittances for August 2005 BILLING MONTH $ 5,012,478 Aggregate SC Remittances for September 2005 BILLING MONTH $ 4,628,586 ------------ TOTAL CURRENT SC REMITTANCES $ 13,886,037

Page 1 of 3 CURRENT BILLING MONTH 9/1/2005 - 9/30/2005 COLLECTION CURVE 100% CALCULATED SC COLLECTED AMOUNT RESIDENTIAL A-1 Residential SC Collected $ 1,653,780 A-3 Residential T.O.D. SC Collected $ 4,824 A-4 Alternate Residence SC Collected $ 43,931 A-5 Residential Farm/Life Support SC Collected $ 33,737 TOTAL RESIDENTIAL SC COLLECTED $ 1,736,272 COMMERCIAL B-1 General Primary (041) SC Collected $ 27,061 B-General Secondary (010) SC Collected $ 317,714 C- General Secondary (011) SC Collected $ 497,073 D-General Primary (018) SC Collected $ 317,436 F-Primary High Load Factor (032) SC Collected $ 55,349 GH-General Service Heating (013) SC Collected $ 3,614 H- Water Heating Service (014) SC Collected $ 725 L-1 General Energy-Only Street Lighting SC Collected $ 1,930 L-2 General Service (Cust Owned) St Light SC Collected $ 2,036 L-3 General Service (Co Owned) St Light SC Collected $ 10,627 PS-1 General Secondary Public Pumping SC Collected $ 6,676 PS-2 General Primary Public Pumping SC Collected $ 7,825 PS-3 General Optional Primary Public Pumping SC Collected $ 49,985 R-1 General Secondary Resale SC Collected $ 55 R-2 General Secondary Resale SC Collected $ 1,075 R-3 General Primary Resale SC Collected $ 36,424 ROA-P Retail Open Access Primary (110) SC Collected $ 144,410 ROA-S Retail Open Access Secondary Com SC Collected $ 45,912 SC - Special Contract Commercial SC Collected $ 2,515 SPEC Grand Rapids Special Contract SC Collected $ 2,378 UR-General Unmetered SC Collected $ 5,089 TOTAL COMMERCIAL SC COLLECTED $ 1,535,909 INDUSTRIAL B-1 General Primary (042) SC Collected $ 21,475 B-General Secondary (020) SC Collected $ 36,012 C- General Secondary (021) SC Collected $ 59,450 CG-Cogeneration/Small Power Production Purchase SC Collected $ 2,179 D-General Primary (028) SC Collected $ 506,173 F-Primary High Load Factor (033) SC Collected $ 64,637 GH-General Service Heating (023) SC Collected $ 30 GMD General Motors SC Collected $ 59,684 GMF General Motors SC Collected $ 128,885 GMJ-1 General Motors SC Collected $ 5,924 H- Water Heating Service (024) SC Collected $ 0 I-General Primary Interruptible (034) SC Collected $ 0

Page 2 of 3 CURRENT BILLING MONTH 9/1/2005 - 9/30/2005 COLLECTION CURVE 100% J-1General Alternative Electric Metal Melting SC Collected $ 31,386 J-General Primary Electric Furnace (037) SC Collected $ 7,179 R-3 General Primary Resale (027) SC Collected $ 49 ROA-P Retail Open Access Primary (111) SC Collected $ 271,219 ROA-S Retail Open Access Secondary Ind SC Collected $ 6,970 SC - Special Contract Industrial SC Collected $ 155,153 TOTAL INDUSTRIAL SC COLLECTED $ 1,356,405 TOTAL SC COLLECTED $ 4,628,586

Executed as of this 13th day of October 2005. CONSUMERS ENERGY COMPANY AS SERVICER /s/ Glenn P. Barba ---------------------------------------- Glenn P. Barba, Vice President, Controller and Chief Accounting Officer CC: Consumers Funding LLC One Energy Plaza Jackson, Mi 49201 Page 3 of 3