Exhibit 10(c) MONTHLY SERVICER'S CERTIFICATE CONSUMERS FUNDING LLC $468,592,000 SECURITIZATION BONDS, SERIES 2001-1 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 2003 CURRENT BILLING MONTH 9/3/2003 - 10/1/2003 COLLECTION CURVE 100% STANDARD BILLING FOR PRIOR BILLING MONTH Residential Total Billed $113,229,557 Residential SECURITIZATION CHARGE (SC) Billed $ 1,516,528 1.339% Commercial Total Billed $ 79,955,161 Commercial SECURITIZATION CHARGE (SC) Billed $ 1,439,206 1.800% Industrial Total Billed $ 48,182,251 Industrial SECURITIZATION CHARGE (SC) Billed $ 1,348,634 2.799% YTD NET WRITE-OFFS AS A % OF BILLED REVENUE Non-Residential Customer Net Write-offs 0.160% Residential Customer Net Write-offs 0.410% Total Net Write-offs 0.260% AGGREGATE SC COLLECTIONS TOTAL SC REMITTED FOR BILLING MONTH Residential Class SC Collected $ 1,642,418 Commercial Class SC Collected $ 1,499,040 Industrial Class SC Collected $ 1,343,858 Total SC Collected $ 4,485,316 Aggregate SC Remittances for July 2003 BILLING MONTH $ 4,071,172 Aggregate SC Remittances for August 2003 BILLING MONTH $ 4,316,308 Aggregate SC Remittances for September 2003 BILLING MONTH $ 4,485,316 TOTAL CURRENT SC REMITTANCES $ 12,872,796 Page 1 of 3 CURRENT BILLING MONTH 9/3/2003 - 10/1/2003 COLLECTION CURVE 100% CALCULATED SC COLLECTED AMOUNT RESIDENTIAL A-1 Residential SC Collected $ 1,561,351 A-3 Residential T.O.D. SC Collected $ 4,528 A-4 Alternate Residence SC Collected $ 45,213 A-5 Residential Farm/Life Support SC Collected $ 31,326 TOTAL RESIDENTIAL SC COLLECTED $ 1,642,418 COMMERCIAL B-1 General Primary (041) SC Collected $ 25,224 B-General Secondary (010) SC Collected $ 298,514 C-General Secondary (011) SC Collected $ 550,041 D-General Primary (018) SC Collected $ 322,280 F-Primary High Load Factor (032) SC Collected $ 49,920 GH-General Service Heating (013) SC Collected $ 4,368 H- Water Heating Service (014) SC Collected $ 744 L-1 General Energy-Only Street Lighting SC Collected $ 1,764 L-2 General Service (Cust Owned) St Light SC Collected $ 2,070 L-3 General Service (Co Owned) St Light SC Collected $ 10,742 L-4 General Service Outdoor Lighting Commercial SC Collected $ 1,450 PS-1 General Secondary Public Pumping SC Collected $ 7,259 PS-2 General Primary Public Pumping SC Collected $ 10,400 PS-3 General Optional Primary Public Pumping SC Collected $ 47,663 R-1 General Secondary Resale SC Collected $ 68 R-2 General Secondary Resale SC Collected $ 1,308 R-3 General Primary Resale SC Collected $ 31,345 ROA-P Retail Open Access Primary (110) SC Collected $ 106,388 ROA-S Retail Open Access Secondary Com SC Collected $ 11,712 SC - Special Contract Commercial SC Collected $ 2,385 SPEC Grand Rapids Special Contract SC Collected $ 2,555 UR-General Unmetered SC Collected $ 10,840 TOTAL COMMERCIAL SC COLLECTED $ 1,499,040 INDUSTRIAL B-1 General Primary (042) SC Collected $ 16,223 B-General Secondary (020) SC Collected $ 38,331 C- General Secondary (021) SC Collected $ 77,761 CG-Cogeneration/Small Power Production Purchase SC Collected $ 5,792 D-General Primary (028) SC Collected $ 540,115 F-Primary High Load Factor (033) SC Collected $ 83,873 GH-General Service Heating (023) SC Collected $ 31 GMD General Motors SC Collected $ 40,804 GMF General Motors SC Collected $ 105,829 GMF-1 General Motors SC Collected $ 12,024 GMJ-1 General Motors SC Collected $ 6,628 Page 2 of 3 CURRENT BILLING MONTH 9/3/2003 - 10/1/2003 COLLECTION CURVE 100% H- Water Heating Service (024) SC Collected $ 0 I-General Primary Interruptible (034) SC Collected $ 0 J-1General Alternative Electric Metal Melting SC Collected $ 27,026 J-General Primary Electric Furnace (037) SC Collected $ 4,261 L-4 General Service Outdoor Lighting Industrial SC Collected $ 83 ROA-P Retail Open Access Primary (111) SC Collected $ 255,264 ROA-S Retail Open Access Secondary Ind SC Collected $ 2,422 SC - Special Contract Industrial SC Collected $ 127,391 TOTAL INDUSTRIAL SC COLLECTED $ 1,343,858 TOTAL SC COLLECTED $ 4,485,316 Executed as of this 20th day of October 2003. 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