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Tariffs
Recent Filings

Select a state to review electric or gas tariffs that have been updated in the last six months. Select the date within each section to link to the corresponding PDF file with more details.

Electric: Iowa | Illinois | South Dakota
Gas: Iowa | Illinois | South Dakota | Nebraska | PGAs - Monthly
Iowa - Electric
Effective Date Tariff Sheet No. Brief Description
1/2/2008 15th Revised Sheet No. C-1
2nd Revised Sheet No. C-4.20
6th Revised Sheet No. S-3
6th Revised Sheet No. S-4
5th Revised Sheet No. S-9
Reduction in the AEP Cost Recovery Clause and Reduction in Residential Base-Use Rates.
1/21/2008 Sub. 2nd Revised Sheet No. 39
3rd Revised Sheet No. 41
2nd Revised Sheet No. 47
1st Revised Sheet No. 52
1st Revised Sheet No. 55
Removes nonrefundable contribution option from electric line extensions and extensive plant additions, as these will be treated as refundable advances.
3/10/2008 5th Revised Sheet No. N-2.20
1st Revised Sheet No. N-2.40
1st Revised Sheet No. N-2.60
4th Revised Sheet No. S-2.20
1st Revised Sheet No. S-2.40
1st Revised Sheet No. S-2.60
Removes the availability of 3-phase, 3-wire 240, 208 or 480 volts for new electric installations.
5/1/2008 4th Revised Sheet No. E-32 Extend service availability to April 30, 2009.
6/1/2008 16th Revised Sheet No. C-1 Annual reconciliation of recoveries under MidAmerican's alternate energy producer cost recovery clause.
6/1/2008 19th Revised Sheet No. C-3
14th Revised Sheet No. C-3.10
Annual reconciliation of energy efficiency cost recovery factors permitted in 199 I.A.C. Section 35.12.
6/18/2008 5th Revised Sheet No. N-9 Format change.



Illinois - Electric
Effective Date Tariff Sheet No. Brief Description
3/17/2008 ICC No. 1 - 1st Revised Sheet No. 1.10
ICC No. 1 - 1st Revised Sheet No. 32
Adding a tariff on Net Metering and updating the Table of Contents accordingly.
5/26/2008 ICC No. 1 - 2nd Revised Sheet No. 32
ICC No. 1 - Original Sheet No. 32.1
ICC No. 1 - Original Sheet No. 32.2
ICC No. 1 - Original Sheet No. 32.3
ICC No. 1 - Original Sheet No. 32.4
ICC No. 1 - Original Sheet No. 32.5
ICC No. 1 - Original Sheet No. 32.6
ICC No. 1 - Original Sheet No. 32.7
ICC No. 1 - Original Sheet No. 32.8
ICC No. 1 - Original Sheet No. 32.9
ICC No. 1 - Original Sheet No. 32.10
ICC No. 1 - Original Sheet No. 32.11
ICC No. 1 - Original Sheet No. 32.12
ICC No. 1 - Original Sheet No. 32.13
ICC No. 1 - Original Sheet No. 32.14
This rate schedule is applicable to customers
  • Operating eligible renewable electrical generating facilities,
  • At any one geographic location or point of service from the company,
  • Operating 2,000 kW nameplate generation or less, and
  • Whose generation is intended to primarily serve the electric requirements of the owner of the net metering facility.
6/1/2008 ICC No. 1 - 11th Revised Sheet No. 1
ICC No. 1 - 6th Revised Sheet No. 4
ICC No. 1 - 8th Revised Sheet No. 5
ICC No. 1 - 8th Revised Sheet No. 6
ICC No. 1 - 8th Revised Sheet No. 7
ICC No. 1 - 8th Revised Sheet No. 8
ICC No. 1 - 10th Revised Sheet No. 9
ICC No. 1 - 9th Revised Sheet No. 10
ICC No. 1 - 7th Revised Sheet No. 11
ICC No. 1 - 7th Revised Sheet No. 14
ICC No. 1 - 3rd Revised Sheet No. 17
ICC No. 1 - 3rd Revised Sheet No. 17.10
ICC No. 1 - 3rd Revised Sheet No. 17.20
ICC No. 1 - 3rd Revised Sheet No. 17.30
ICC No. 1 - Original Sheet No. 17.40
ICC No. 1 - Original Sheet No. 17.50
ICC No. 1 - Original Information Sheet Supplemental to Sheet No. 17
ICC No. 1 - 6th Revised Sheet No. 18
ICC No. 1 - 7th Revised Sheet No. 19
ICC No. 1 - 3rd Revised Sheet No. 19.10
ICC No. 1 - 3rd Revised Sheet No. 19.20
ICC No. 1 - 1st Revised Sheet No. 19.30
ICC No. 1 - 4th Revised Sheet No. 28
ICC No. 1 - 4th Revised Sheet No. 28.10
ICC No. 1 - 4th Revised Sheet No. 28.20
ICC No. 1 - 6th Revised Sheet No. 28.30
ICC No. 1 - 3rd Revised Sheet No. 28.40
ICC No. 1 - 4th Revised Sheet No. 29.73
ICC No. 6 - 1st Revised Sheet No. 18
Implementation of Energy Efficiency.



South Dakota - Electric
Effective Date Tariff Sheet No. Brief Description
2/13/2007 Sec. 6 - 7th Revised Sheet No. 1
Sec. 6 - 10th Revised Sheet No. 2
Change Late Payment language on customer bill form.



Iowa - Gas
Effective Date Tariff Sheet No. Brief Description
1/21/2008 Policies-Sub. 2nd Revised Sheet No. 33
Policies-1st Revised Sheet No. 33b
Policies-2nd Revised Sheet No. 34
Policies-4th Revised Sheet No. 36
Policies-1st Revised Sheet No. 37a
Removes nonrefundable contribution option from distribution main extensions and extensive plant additions, as these will be treated as refundable advances.
1/31/2008 Policies-Sub. 2nd Revised Sheet No. 35a
Policies-2nd Revised Sheet No. 35b
For new and replaced residential service lines operating at 10 pounds per square inch gauge or greater, the company will install a gas excess flow valve. Individual customers will not be charged.
6/1/2008 West-18th Revised Sheet No. W-3
East-16th Revised Sheet No. E-23
  • Decrease in residential factor from $0.03844 per therm to $0.02466 per therm.
  • Increase in non-residential factor from $0.01185 per therm to $0.01586 per therm.



Illinois - Gas
Effective Date Tariff Sheet No. Brief Description
3/16/2007 ICC No. 2 - 5th Revised Sheet No. 3.55
ICC No. 2 - 9th Revised Sheet No. 3.56
Change Late Payment language on customer bill form.
6/1/2008 ICC No. 2 - 5th Revised Sheet No. 2
ICC No. 2 - 7th Revised Sheet No. 4
ICC No. 2 - 7th Revised Sheet No. 5
ICC No. 2 - 9th Revised Sheet No. 7
ICC No. 2 - 6th Revised Sheet No. 8
ICC No. 2 - 3rd Revised Sheet No. 19
ICC No. 2- 3rd Revised Sheet No. 19.10
ICC No. 2 - 3rd Revised Sheet No. 19.20
ICC No. 2 - 4th Revised Sheet No. 19.30
ICC No. 2 - 3rd Revised Sheet No. 19.40
ICC No. 2 - Original Issue Sheet No. 19.50
ICC No. 2 - 17th Revised Information Sheet Supplemental to Sheet No. 19
Implementation of Energy Efficiency.



Nebraska - Gas
Effective Date Tariff Sheet No. Brief Description
2/28/2007 6th Revised Sheet No. III
8th Revised Sheet No. 36
12th Revised Sheet No. 37
Change Late Payment language on customer bill form.



South Dakota - Gas
Effective Date Tariff Sheet No. Brief Description
1/31/2008 Sec. V - 2nd Revised Sheet No. 12 For new and replaced residential service lines operating at 10 pounds per square inch gauge or greater, the company will install a gas excess flow valve. Individual customers will not be charged.
5/1/2008 Sec. III-A - 7th Revised Sheet No. 16
Sec. III-A - 7th Revised Sheet No. 18
Sec. III-A - 4th Revised Sheet No. 51
Sec. III-A - 4th Revised Sheet No. 54
Extends service availability for the Monthly Metered Transportation Gas Pilot Project and the Interruptible Monthly Metered Transportation Gas Pilot Project until December 31, 2008.



Purchased Gas Adjustments - Monthly
Effective Date Jurisdiction Tariff Sheet No.
6/2008 Iowa 161st Revised Sheet No. W-4
161st Revised Sheet No. E-20
Illinois 155th Information Sheet - Supplemental to Sheet No. 14
130th Information Sheet - Supplemental to Sheet No. 15
Nebraska 163rd Revised Sheet No. 44
South Dakota 151st Revised Sheet No. 3

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