Billing Information

Learn about billing information 

Access your important billing and payment resources. We offer a variety of ways to manage and pay your bill.  

Credit card icon for billing and payment options

Billing and payment options

I need information on billing service or payment options.

invoice icon for how to read your bill

How to read my bill

I’d like to better understand the information on my bill. 

Billing resources

I want to understand changes in my bill or need help paying.

Bill inserts, messages, and newsletters

Bill inserts

Information about important updates, programs, incentives, and payment options, as well as energy- and money-saving tips.

  • We’ve powered our communities for more than a century. When you need us most, we'll continue to be here.
  • New bill design coming soon! We're updating the look of our bills to make it easier to find the information you need. 
  • Minnesota customers - Get up to $50 when you recycle your old, but working, appliance.
  • Minnesota residential customers - You may qualify for medically necessary equipment protection.
  • Minnesota and South Dakota customers - Tune up to save with new rebates now available for heat pump and air-conditioner maintenance.
  • We’ve powered our communities for more than a century. When you need us most, we'll continue to be here.
  • Minnesota residential customers - Solutions for your home. Money in your pocket! Check out our rebates and programs for savings.
  • Minnesota customers - Add comfort where it counts! Insulate and seal air leaks to receive rebates.
  • Notice of Supplemental Energy Adjustment in Minnesota
  • Minnesota and South Dakota customers - Save energy in any extreme with a heat pump.
  • North Dakota customers - Save energy in any extreme with a heat pump.
  • North Dakota and South Dakota customers - Save with electric heating rebates
  • Notice of update to Energy Efficiency Partnership (EEP) Cost Recovery Rider in South Dakota.
  • Meet the people that bring you reliable, low-cost power every day.
  • Minnesota customers - Get up to $50 when you recycle your old, but working, appliance.
  • Minnesota commercial customers - Solutions for your business. Money in your pocket!
  • Minnesota and South Dakota customers - Notice of voluntary My Renewable Energy Credits riders. 
  • Meet the people that bring you reliable, low-cost power every day.
  • Store, heat, and save with a heat-storage system.
  • Minnesota customers - Get up to $50 when you recycle your old, but working, appliance.
  • Minnesota customers - Charge up for summer with electric lawn equipment. New rebates are now available!
  • Minnesota and South Dakota customers - Save energy in any extreme with a heat pump.
  • Minnesota and South Dakota customers - Tune up to save with new rebates now available for heat pump and air-conditioner maintenance
  • North Dakota customers - Solutions for your home or business. Money in your pocket! Check out our rebates and programs for savings.
  • North Dakota customers - Save energy in any extreme with a heat pump.
  • Providing power around the clock is our business. When you need us most, we’ll continue to be here.
  • Residential customers - Enroll in CoolSavings and make it a year to save!
  • Minnesota customers - Save on an EV with rebates and tax credits!
  • Notice of update to Transmission Cost Recovery Rider in Minnesota.
  • Notice of update to Electric Utility Infrastructure Cost (EUIC) Rider in Minnesota.
  • Notice of update to Renewable Resource Cost Recovery Rider in North Dakota.
  • South Dakota residential customers - Solutions for your home. Money in your pocket! Check out our rebates and programs for savings.

Bill messages

Information about important updates, programs, incentives, and payment options.

North Dakota customers

On September 16, 2024, we filed a request with the North Dakota Public Service Commission to update our Transmission Cost Recovery Rider, which is on the Transmission Rider line of your bill. The proposed change is for bill usage beginning January 1, 2025. This change is proposed only, and if suspended by the Commission, new rates wouldn’t take effect until the Commission approves them. 

If approved, customers can expect the following average monthly bill impacts:

  • Large General Service: -$154.43 (from $1.095 to $0.711 per kW)
  • Controlled Service: -$0.82 (from $0.00051 to $0.00 per kWh)
  • Lighting: -$0.10 (from $0.00331 to $0.00120 per kWh)
  • Residential and all other service: -$1.25 (from $0.00336 to $0.00240 per kWh)

For more information, contact us at 800-257-4044 or visit otpco.com.

North Dakota customers
On August 1, 2024, we filed a request with the North Dakota Public Service Commission to increase our Metering & Distribution Technology (MDT) Cost Recovery Rider, which is part of the Metering & Distribution Technology Rider line on your bill. This rider allows us to recover costs associated with advanced metering infrastructure and our demand response system.

The proposed change to our MDT Cost Recovery Rider would begin January 1, 2025. The new rate for residential customers would be $1.07 with a monthly bill impact of $0.34. This change is proposed only and, if suspended by the Commission, won't go into effect until the Commission acts. For more information, contact us at 800-257-4044 or visit otpco.com.

South Dakota customers
On June 3, 2024, we filed a request with the South Dakota Public Utilities Commission (SDPUC) to increase our Phase-In Rider, which recovers costs from projects that help ensure we can continue to provide safe, reliable, and low-cost service.

The filing can be found at https://puc.sd.gov/Dockets/Electric/2024/.

Customers may join with 24 others to file written objections to this increase and to request that the SDPUC suspend the rate and hold a public hearing on the filing.

For more information, contact us at 800-257-4044 or visit otpco.com.

South Dakota customers
On May 1, 2024, we filed a petition with the South Dakota Public Utilities Commission for approval of a $0.00026 per kilowatt-hour (kWh) decrease to our Energy Efficiency Partnership (EEP) Cost Recovery Rider. This rider allows us to recover costs associated with energy-efficiency programs and education for our South Dakota customers.

The filing can be found at https://puc.sd.gov/Dockets/Electric/2024/

Customers may join with 24 others to file written objections to this decrease and request the Commission suspend the rate and hold a public hearing on the filing.

For more information, contact Customer Service at 800-257-4044 or visit otpco.com.

North Dakota customers
North Dakota interim rates take effect this month. You’ll see an average net increase of 6.03%. Look for details at otpco.com/NDRateCase.

North Dakota customers
On November 2, 2023, we filed a request with the North Dakota Public Service Commission (PSC) to adjust our Renewable Resource Cost Recovery Rider Factor, which is part of the Renewable Rider line on your bill. This rider allows us to recover costs associated with renewable generation resources.

Please see below for more information.

The proposed rate decreases from 12.157% to 0% on January 1, 2024, and is proposed to increase to 1.728% of base charges and credits for the recovery period beginning April 1, 2024. A residential customer using 1,000 kilowatt-hours could see a monthly bill decrease of approximately $8.32 on January 1, 2024, and an increase of $1.18 beginning April 1, 2024. These changes would not be effective until the PSC reviews and approves.

For more information, contact Customer Service at 800-257-4044 or visit otpco.com.

South Dakota customers
On November 1, 2023, we filed a request with the South Dakota Public Utilities Commission (SDPUC) to decrease our Transmission Cost Recovery Rider, which is part of the Transmission Cost Recovery line on your bill. The proposed change is for bill use on and after March 1, 2024.

The filing can be found at https://puc.sd.gov/Dockets/Electric/2023.

Customers may join with 24 others to file written objection to this decrease and to request that the SDPUC suspend the rate and hold a public hearing on the filing.

For more information, contact Customer Service at 800-257-4044 or visit otpco.com.

North Dakota customers
On September 15, 2023, we filed a request with the North Dakota Public Service Commission to update our Transmission Cost Recovery Rider, which is on the Transmission Rider line of your bill. The proposed change is for bill usage on and after January 1, 2024. This change is proposed only, and if suspended by the Commission, new rates won’t take effect until the Commission approves them.   

If approved, customers can expect the following average monthly bill impacts:

  • Large General Service: $120.29 (from $1.841 to $2.124 per kW)
  • Controlled Service: $0.17 (from 0.086 cents to 0.099 cents per kWh)
  • Lighting: $0.13 (from 0.496 cents to 0.641 cents per kWh)
  • Residential and all other service: $0.76 / $1.03 (from 0.575 cents to 0.651 cents per kWh)

For more information, contact Customer Service at 800-257-4044 or visit otpco.com.

South Dakota customers

  • On August 18, 2023, we filed a request with the South Dakota Public Utilities Commission to redesign our Electric Service Statement (Customer Bill) and update our General Rules and Regulations Rate Schedule Section 1.05 (Contracts, Agreements, and Sample Forms). The proposed changes are for bill use on and after May 1, 2024.   

    The filing can be found at https://puc.sd.gov/Dockets/Electric/2023.

    For more information, contact Customer Service at 800-257-4044 or visit otpco.com.

  • On September 8, 2023, we filed a request with the South Dakota Public Utilities Commission to update Rate Schedules within our General Rules and Regulations necessary for the implementation and operation of our new Advanced Grid Infrastructure projects, effective January 1, 2024.

    The filing can be found at https://puc.sd.gov/Dockets/Electric/2023.

    For more information, contact Customer Service at 800-257-4044 or visit otpco.com.

North Dakota customers
On August 1, 2023, we filed a request with the North Dakota Public Service Commission to decrease our Advanced Metering and Distribution Technology (AMDT) Cost Recovery Rider, which is part of the Advanced Meter and Distribution Technology Rider line on your bill. Our AMDT Cost Recovery Rider allows us to recover costs associated with Advanced Metering Infrastructure, an Outage Management System, and Demand Response investments.

The proposed change to our AMDT Cost Recovery Rider would begin January 1, 2024. The new rate for residential customers would be $0.76 with a monthly bill impact of -$0.95. This change is proposed only and, if suspended by the Commission, won’t go into effect until the Commission acts. For more information, contact Customer Service at 800-257-4044 or visit otpco.com.

South Dakota customers
On June 1, 2023, we filed a request with the South Dakota Public Utilities Commission (SDPUC) to decrease our Phase-In Rider, which recovers costs from projects that help ensure we can continue to provide safe, reliable service.

The filing can be found at https://puc.sd.gov/Dockets/Electric/2023/.

Customers may join with 24 others to file written objections to this decrease and to request that the SDPUC suspend the rate and hold a public hearing on the filing.

For more information contact us at 800-257-4044 or visit otpco.com.

North Dakota customers
The North Dakota Public Service Commission approved our request to increase our Renewable Resource Cost Recovery Rider Factor for usage on and after May 1, 2023. The approved factor for all classes of service is 12.157% of base charges and credits. The previous factor was 7.108%. A typical residential customer’s bill will increase by approximately $3.46.

The Renewable Resource Cost Recovery Rider recovers costs associated with our investments in renewable generation resources.

For more information contact Customer Service at 800-257-4044 or visit otpco.com.

South Dakota customers                
On May 1, 2023, we filed a petition with the South Dakota Public Utilities Commission for approval of a $0.00035 per kWh decrease to our Energy Efficiency Partnership (EEP) Cost Recovery Rider. This rider allows us to recover costs associated with energy-efficiency programs and education for our South Dakota customers.

The filing can be found at https://puc.sd.gov/Dockets/Electric/2023/.

Customers may join with 24 others to file written objection to this decrease and to request the South Dakota Public Utilities Commission suspend the rate and hold a public hearing on the filing.

For more information contact Customer Service at 800-257-4044 or visit otpco.com.

North Dakota customers
On March 3, 2023, we filed an application with the North Dakota Public Service Commission to update our Generation Cost Recovery Rider (GCRR) Rate, which is included on the Generation Rider line of your bill. We developed this rate to allow recovery of costs associated with Astoria Station, our simple-cycle natural gas combustion turbine. The GCRR also includes a credit for the May 2021 retirement of our coal-fired Hoot Lake Plant. The proposed rate is 2.026% of your bill, a decrease from the current rate of 2.982%. This proposed change is for bills rendered on and after July 1, 2023.

The new rate is proposed only, and, if suspended by the Commission, won’t take effect until the Commission acts. If approved, customers can expect the following average monthly bill impacts from the previous GCRR rate: Residential: (-$0.74 at 1,000 kWh/month), Large General Service: (-$184.92 at 400,000 kWh/month and 1,000 kW/month).

For more information contact Customer Service at 800-257-4044 or visit otpco.com.

North Dakota customers
On March 3, 2023, we filed an application with the North Dakota Public Service Commission to update our Generation Cost Recovery Rider (GCRR) Rate, which is included on the Generation Rider line of your bill. We developed this rate to allow recovery of costs associated with Astoria Station, our simple-cycle natural gas combustion turbine. The GCRR also includes a credit for the May 2021 retirement of our coal-fired Hoot Lake Plant. The proposed rate is 2.026% of your bill, a decrease from the current rate of 2.982%. This proposed change is for bills rendered on and after July 1, 2023.

The new rate is proposed only, and, if suspended by the Commission, won’t take effect until the Commission acts. If approved, customers can expect the following average monthly bill impacts from the previous GCRR rate: Residential: (-$0.74 at 1,000 kWh/month), Large General Service: (-$184.92 at 400,000 kWh/month and 1,000 kW/month).

For more information contact Customer Service at 800-257-4044 or visit otpco.com.

North Dakota customers
On December 30, 2022, we filed a request with the North Dakota Public Service Commission to increase our Renewable Resource Cost Recovery Rider Factor, which is part of the Renewable Rider line on your bill. The Renewable Resource Cost Recovery Rider allows us to recover costs associated with renewable generation resources.

The proposed change to the Renewable Resource Cost Recovery Rider Factor would begin April 1, 2023, with a rate for all classes of service at 15.541% of base charges and credits. The current rate is 7.108%. An average residential customer would see a monthly bill increase of approximately $5.77. This change is proposed only and, if suspended by the Commission, will not be effective until the Commission takes action. For more information contact Customer Service at 800-257-4044 or visit otpco.com.

South Dakota customers
On November 1, 2022, we filed a request with the South Dakota Public Utilities Commission (SDPUC) to increase our Transmission Cost Recovery Rider, which is part of the Transmission Cost Recovery line on your bill. The proposed change is for bill use on and after March 1, 2023.

The filing can be found at https://puc.sd.gov/Dockets/Electric/2022.

Customers may join with 24 others to file written objection to this increase and to request that the SDPUC suspend the rate and hold a public hearing on the filing.

For more information contact Customer Service at 800-257-4044 or visit otpco.com.

Customer Connection newsletters

Energy news for our customers.

October 2024

  • Highlighting our sustainability efforts
  • Protect your home with smoke alarms
  • Save with thermal storage
  • Request your 2025 pocket calendar
  • How to read your bill
  • Lorraine's pumpkin pie dessert recipe

August 2024

  • People and power you can count on: Watch our new People behind the power video series!
  • Brighten up your nights
  • What to do during an outage
  • Learn about your electricity
  • Harriet's buster bar dessert recipe

June 2024: For KIDS!

  • June is National Internet Safety Month
  • Crack the code
  • Choose a strong password
  • Amelia's cooked playdough recipe

April 2024

  • Setting the base for a stronger energy system and future
  • Partnering for positive impact
  • Your account, your way!
  • April is National Safe Digging Month!
  • Taco bake recipe

February 2024

  • A closer look at My Account
  • Energy myths debunked!
  • Higher-than-usual electric bill? Let us help!
  • Supporting EV adoption in the Midwest
  • Stay alert to scams
  • Mini apple fritters recipe

December 2023

  • We shine brighter together!
  • Learn about your electricity
  • Monitor and report outages online
  • Power up safely
  • Energy myths debunked
  • Slow cooker turkey breast and spiced cranberry ring recipes

November 2023: Business edition

  • Thermal-storage system saves energy for equipment manufacturer
  • Employee profile
  • Network lighting can save energy
  • New energy tax incentives could mean big savings

October 2023

  • Enjoy an enhanced online experience
  • A new resource in our generation mix: Hoot Lake Solar
  • Employee profile
  • Pay attention to fire prevention
  • Request your 2024 pocket calendar
  • Apple bread recipe

August 2023

  • Stay sharp during harvest season
  • Beat the heat this summer
  • Enhanced online service coming soon
  • Employee profile
  • We’d like to hear from you
  • Orange creamsicle dessert recipe